Home / 10,516.67-15,759.41-4,269.08

Finding the Fourth Proportional to 10,516.67, 15,759.41 and 4,269.08

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Solution

The fourth proportional to 10,516.67, 15,759.41 and 4,269.08 is: 6,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.67 : 15,759.41 = 4,269.08 : x
  2. Step 2: Convert to fraction form
    10,516.67/15,759.41 = 4,269.08/x
  3. Step 3: Cross multiply
    10,516.67x = 15,759.41 × 4,269.08
  4. Step 4: Simplify right side
    10,516.67x = 67,278,103.25
  5. Step 5: Solve for x
    x = 67,278,103.25/10,516.67
  6. Step 6: Final answer
    x = 6,397.28

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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.