Home / 11,083.56-15,265.56-9,591.52

Finding the Fourth Proportional to 11,083.56, 15,265.56 and 9,591.52

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Solution

The fourth proportional to 11,083.56, 15,265.56 and 9,591.52 is: 13,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.56 : 15,265.56 = 9,591.52 : x
  2. Step 2: Convert to fraction form
    11,083.56/15,265.56 = 9,591.52/x
  3. Step 3: Cross multiply
    11,083.56x = 15,265.56 × 9,591.52
  4. Step 4: Simplify right side
    11,083.56x = 146,419,924.05
  5. Step 5: Solve for x
    x = 146,419,924.05/11,083.56
  6. Step 6: Final answer
    x = 13,210.55

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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.