Home / 9,060.12-13,580.33-3,511.80

Finding the Fourth Proportional to 9,060.12, 13,580.33 and 3,511.80

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Solution

The fourth proportional to 9,060.12, 13,580.33 and 3,511.80 is: 5,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.12 : 13,580.33 = 3,511.80 : x
  2. Step 2: Convert to fraction form
    9,060.12/13,580.33 = 3,511.80/x
  3. Step 3: Cross multiply
    9,060.12x = 13,580.33 × 3,511.80
  4. Step 4: Simplify right side
    9,060.12x = 47,691,385.34
  5. Step 5: Solve for x
    x = 47,691,385.34/9,060.12
  6. Step 6: Final answer
    x = 5,263.88

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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.