Home / 8,116.14-11,200.41-4,761.38

Finding the Fourth Proportional to 8,116.14, 11,200.41 and 4,761.38

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Solution

The fourth proportional to 8,116.14, 11,200.41 and 4,761.38 is: 6,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.14 : 11,200.41 = 4,761.38 : x
  2. Step 2: Convert to fraction form
    8,116.14/11,200.41 = 4,761.38/x
  3. Step 3: Cross multiply
    8,116.14x = 11,200.41 × 4,761.38
  4. Step 4: Simplify right side
    8,116.14x = 53,329,352.16
  5. Step 5: Solve for x
    x = 53,329,352.16/8,116.14
  6. Step 6: Final answer
    x = 6,570.78

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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.