Home / 4,924.38-7,386.72-1,637.81

Finding the Fourth Proportional to 4,924.38, 7,386.72 and 1,637.81

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Solution

The fourth proportional to 4,924.38, 7,386.72 and 1,637.81 is: 2,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.38 : 7,386.72 = 1,637.81 : x
  2. Step 2: Convert to fraction form
    4,924.38/7,386.72 = 1,637.81/x
  3. Step 3: Cross multiply
    4,924.38x = 7,386.72 × 1,637.81
  4. Step 4: Simplify right side
    4,924.38x = 12,098,006.95
  5. Step 5: Solve for x
    x = 12,098,006.95/4,924.38
  6. Step 6: Final answer
    x = 2,456.76

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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.