Home / 11,452.74-17,177.88-5,591.58

Finding the Fourth Proportional to 11,452.74, 17,177.88 and 5,591.58

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Solution

The fourth proportional to 11,452.74, 17,177.88 and 5,591.58 is: 8,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452.74 : 17,177.88 = 5,591.58 : x
  2. Step 2: Convert to fraction form
    11,452.74/17,177.88 = 5,591.58/x
  3. Step 3: Cross multiply
    11,452.74x = 17,177.88 × 5,591.58
  4. Step 4: Simplify right side
    11,452.74x = 96,051,490.25
  5. Step 5: Solve for x
    x = 96,051,490.25/11,452.74
  6. Step 6: Final answer
    x = 8,386.77

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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.