Home / 6,225.43-8,590.93-3,430.75

Finding the Fourth Proportional to 6,225.43, 8,590.93 and 3,430.75

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Solution

The fourth proportional to 6,225.43, 8,590.93 and 3,430.75 is: 4,734.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.43 : 8,590.93 = 3,430.75 : x
  2. Step 2: Convert to fraction form
    6,225.43/8,590.93 = 3,430.75/x
  3. Step 3: Cross multiply
    6,225.43x = 8,590.93 × 3,430.75
  4. Step 4: Simplify right side
    6,225.43x = 29,473,333.10
  5. Step 5: Solve for x
    x = 29,473,333.10/6,225.43
  6. Step 6: Final answer
    x = 4,734.34

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Half scale
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Double scale
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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.