Home / 3,752.38-5,174.92-2,424.69

Finding the Fourth Proportional to 3,752.38, 5,174.92 and 2,424.69

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Solution

The fourth proportional to 3,752.38, 5,174.92 and 2,424.69 is: 3,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.38 : 5,174.92 = 2,424.69 : x
  2. Step 2: Convert to fraction form
    3,752.38/5,174.92 = 2,424.69/x
  3. Step 3: Cross multiply
    3,752.38x = 5,174.92 × 2,424.69
  4. Step 4: Simplify right side
    3,752.38x = 12,547,576.77
  5. Step 5: Solve for x
    x = 12,547,576.77/3,752.38
  6. Step 6: Final answer
    x = 3,343.90

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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.