Home / 6,224.76-8,589.78-3,430.26

Finding the Fourth Proportional to 6,224.76, 8,589.78 and 3,430.26

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Solution

The fourth proportional to 6,224.76, 8,589.78 and 3,430.26 is: 4,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.76 : 8,589.78 = 3,430.26 : x
  2. Step 2: Convert to fraction form
    6,224.76/8,589.78 = 3,430.26/x
  3. Step 3: Cross multiply
    6,224.76x = 8,589.78 × 3,430.26
  4. Step 4: Simplify right side
    6,224.76x = 29,465,178.74
  5. Step 5: Solve for x
    x = 29,465,178.74/6,224.76
  6. Step 6: Final answer
    x = 4,733.54

Related Problems

Find fourth proportional to 3,112.38, 4,294.89 and 1,715.13
Half scale
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Double scale
Find fourth proportional to 6,225.76, 8,591.16 and 3,431.26
Similar ratio
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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.