Home / 6,864.08-9,472.02-4,031.24

Finding the Fourth Proportional to 6,864.08, 9,472.02 and 4,031.24

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Solution

The fourth proportional to 6,864.08, 9,472.02 and 4,031.24 is: 5,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.08 : 9,472.02 = 4,031.24 : x
  2. Step 2: Convert to fraction form
    6,864.08/9,472.02 = 4,031.24/x
  3. Step 3: Cross multiply
    6,864.08x = 9,472.02 × 4,031.24
  4. Step 4: Simplify right side
    6,864.08x = 38,183,985.90
  5. Step 5: Solve for x
    x = 38,183,985.90/6,864.08
  6. Step 6: Final answer
    x = 5,562.87

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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.