Home / 6,324.38-9,488.09-2,428.79

Finding the Fourth Proportional to 6,324.38, 9,488.09 and 2,428.79

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Solution

The fourth proportional to 6,324.38, 9,488.09 and 2,428.79 is: 3,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.38 : 9,488.09 = 2,428.79 : x
  2. Step 2: Convert to fraction form
    6,324.38/9,488.09 = 2,428.79/x
  3. Step 3: Cross multiply
    6,324.38x = 9,488.09 × 2,428.79
  4. Step 4: Simplify right side
    6,324.38x = 23,044,607.90
  5. Step 5: Solve for x
    x = 23,044,607.90/6,324.38
  6. Step 6: Final answer
    x = 3,643.78

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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.