Home / 10,314.03-15,471.65-2,917.87

Finding the Fourth Proportional to 10,314.03, 15,471.65 and 2,917.87

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Solution

The fourth proportional to 10,314.03, 15,471.65 and 2,917.87 is: 4,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.03 : 15,471.65 = 2,917.87 : x
  2. Step 2: Convert to fraction form
    10,314.03/15,471.65 = 2,917.87/x
  3. Step 3: Cross multiply
    10,314.03x = 15,471.65 × 2,917.87
  4. Step 4: Simplify right side
    10,314.03x = 45,144,248.80
  5. Step 5: Solve for x
    x = 45,144,248.80/10,314.03
  6. Step 6: Final answer
    x = 4,376.97

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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.