Home / 11,575.18-17,352.37-4,177.90

Finding the Fourth Proportional to 11,575.18, 17,352.37 and 4,177.90

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Solution

The fourth proportional to 11,575.18, 17,352.37 and 4,177.90 is: 6,263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.18 : 17,352.37 = 4,177.90 : x
  2. Step 2: Convert to fraction form
    11,575.18/17,352.37 = 4,177.90/x
  3. Step 3: Cross multiply
    11,575.18x = 17,352.37 × 4,177.90
  4. Step 4: Simplify right side
    11,575.18x = 72,496,358.97
  5. Step 5: Solve for x
    x = 72,496,358.97/11,575.18
  6. Step 6: Final answer
    x = 6,263.09

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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.