Home / 7,247.32-10,001.42-5,655.76

Finding the Fourth Proportional to 7,247.32, 10,001.42 and 5,655.76

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Solution

The fourth proportional to 7,247.32, 10,001.42 and 5,655.76 is: 7,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.32 : 10,001.42 = 5,655.76 : x
  2. Step 2: Convert to fraction form
    7,247.32/10,001.42 = 5,655.76/x
  3. Step 3: Cross multiply
    7,247.32x = 10,001.42 × 5,655.76
  4. Step 4: Simplify right side
    7,247.32x = 56,565,631.18
  5. Step 5: Solve for x
    x = 56,565,631.18/7,247.32
  6. Step 6: Final answer
    x = 7,805.04

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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.