Home / 3,712.91-5,123.93-2,034.47

Finding the Fourth Proportional to 3,712.91, 5,123.93 and 2,034.47

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Solution

The fourth proportional to 3,712.91, 5,123.93 and 2,034.47 is: 2,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.91 : 5,123.93 = 2,034.47 : x
  2. Step 2: Convert to fraction form
    3,712.91/5,123.93 = 2,034.47/x
  3. Step 3: Cross multiply
    3,712.91x = 5,123.93 × 2,034.47
  4. Step 4: Simplify right side
    3,712.91x = 10,424,446.08
  5. Step 5: Solve for x
    x = 10,424,446.08/3,712.91
  6. Step 6: Final answer
    x = 2,807.62

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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.