Home / 6,757.68-10,139.28-3,641.52

Finding the Fourth Proportional to 6,757.68, 10,139.28 and 3,641.52

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Solution

The fourth proportional to 6,757.68, 10,139.28 and 3,641.52 is: 5,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.68 : 10,139.28 = 3,641.52 : x
  2. Step 2: Convert to fraction form
    6,757.68/10,139.28 = 3,641.52/x
  3. Step 3: Cross multiply
    6,757.68x = 10,139.28 × 3,641.52
  4. Step 4: Simplify right side
    6,757.68x = 36,922,390.91
  5. Step 5: Solve for x
    x = 36,922,390.91/6,757.68
  6. Step 6: Final answer
    x = 5,463.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.