Home / 10,471.19-14,450.36-5,691.14

Finding the Fourth Proportional to 10,471.19, 14,450.36 and 5,691.14

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Solution

The fourth proportional to 10,471.19, 14,450.36 and 5,691.14 is: 7,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471.19 : 14,450.36 = 5,691.14 : x
  2. Step 2: Convert to fraction form
    10,471.19/14,450.36 = 5,691.14/x
  3. Step 3: Cross multiply
    10,471.19x = 14,450.36 × 5,691.14
  4. Step 4: Simplify right side
    10,471.19x = 82,238,921.10
  5. Step 5: Solve for x
    x = 82,238,921.10/10,471.19
  6. Step 6: Final answer
    x = 7,853.83

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1.5x scale

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.