Home / 7,489.56-10,335.87-4,132.50

Finding the Fourth Proportional to 7,489.56, 10,335.87 and 4,132.50

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Solution

The fourth proportional to 7,489.56, 10,335.87 and 4,132.50 is: 5,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.56 : 10,335.87 = 4,132.50 : x
  2. Step 2: Convert to fraction form
    7,489.56/10,335.87 = 4,132.50/x
  3. Step 3: Cross multiply
    7,489.56x = 10,335.87 × 4,132.50
  4. Step 4: Simplify right side
    7,489.56x = 42,712,982.78
  5. Step 5: Solve for x
    x = 42,712,982.78/7,489.56
  6. Step 6: Final answer
    x = 5,703.00

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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.