Home / 7,496.20-10,344.77-4,139.02

Finding the Fourth Proportional to 7,496.20, 10,344.77 and 4,139.02

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Solution

The fourth proportional to 7,496.20, 10,344.77 and 4,139.02 is: 5,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.20 : 10,344.77 = 4,139.02 : x
  2. Step 2: Convert to fraction form
    7,496.20/10,344.77 = 4,139.02/x
  3. Step 3: Cross multiply
    7,496.20x = 10,344.77 × 4,139.02
  4. Step 4: Simplify right side
    7,496.20x = 42,817,159.49
  5. Step 5: Solve for x
    x = 42,817,159.49/7,496.20
  6. Step 6: Final answer
    x = 5,711.85

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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.