Home / 4,371.81-6,557.68-1,251.89

Finding the Fourth Proportional to 4,371.81, 6,557.68 and 1,251.89

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Solution

The fourth proportional to 4,371.81, 6,557.68 and 1,251.89 is: 1,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.81 : 6,557.68 = 1,251.89 : x
  2. Step 2: Convert to fraction form
    4,371.81/6,557.68 = 1,251.89/x
  3. Step 3: Cross multiply
    4,371.81x = 6,557.68 × 1,251.89
  4. Step 4: Simplify right side
    4,371.81x = 8,209,490.89
  5. Step 5: Solve for x
    x = 8,209,490.89/4,371.81
  6. Step 6: Final answer
    x = 1,877.83

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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.