Home / 6,225.26-8,590.73-3,430.76

Finding the Fourth Proportional to 6,225.26, 8,590.73 and 3,430.76

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Solution

The fourth proportional to 6,225.26, 8,590.73 and 3,430.76 is: 4,734.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.26 : 8,590.73 = 3,430.76 : x
  2. Step 2: Convert to fraction form
    6,225.26/8,590.73 = 3,430.76/x
  3. Step 3: Cross multiply
    6,225.26x = 8,590.73 × 3,430.76
  4. Step 4: Simplify right side
    6,225.26x = 29,472,672.75
  5. Step 5: Solve for x
    x = 29,472,672.75/6,225.26
  6. Step 6: Final answer
    x = 4,734.37

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Find fourth proportional to 3,112.63, 4,295.36 and 1,715.38
Half scale
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Double scale
Find fourth proportional to 6,226.26, 8,592.10 and 3,431.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.