Home / 7,425.32-10,247.16-4,068.43

Finding the Fourth Proportional to 7,425.32, 10,247.16 and 4,068.43

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Solution

The fourth proportional to 7,425.32, 10,247.16 and 4,068.43 is: 5,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.32 : 10,247.16 = 4,068.43 : x
  2. Step 2: Convert to fraction form
    7,425.32/10,247.16 = 4,068.43/x
  3. Step 3: Cross multiply
    7,425.32x = 10,247.16 × 4,068.43
  4. Step 4: Simplify right side
    7,425.32x = 41,689,819.91
  5. Step 5: Solve for x
    x = 41,689,819.91/7,425.32
  6. Step 6: Final answer
    x = 5,614.55

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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.