Home / 6,371.38-9,557.13-1,929.07

Finding the Fourth Proportional to 6,371.38, 9,557.13 and 1,929.07

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Solution

The fourth proportional to 6,371.38, 9,557.13 and 1,929.07 is: 2,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.38 : 9,557.13 = 1,929.07 : x
  2. Step 2: Convert to fraction form
    6,371.38/9,557.13 = 1,929.07/x
  3. Step 3: Cross multiply
    6,371.38x = 9,557.13 × 1,929.07
  4. Step 4: Simplify right side
    6,371.38x = 18,436,372.77
  5. Step 5: Solve for x
    x = 18,436,372.77/6,371.38
  6. Step 6: Final answer
    x = 2,893.62

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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.