Home / 11,863.14-16,370.70-6,557.46

Finding the Fourth Proportional to 11,863.14, 16,370.70 and 6,557.46

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Solution

The fourth proportional to 11,863.14, 16,370.70 and 6,557.46 is: 9,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.14 : 16,370.70 = 6,557.46 : x
  2. Step 2: Convert to fraction form
    11,863.14/16,370.70 = 6,557.46/x
  3. Step 3: Cross multiply
    11,863.14x = 16,370.70 × 6,557.46
  4. Step 4: Simplify right side
    11,863.14x = 107,350,210.42
  5. Step 5: Solve for x
    x = 107,350,210.42/11,863.14
  6. Step 6: Final answer
    x = 9,049.06

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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.