Home / 8,059.55-11,121.68-4,474.30

Finding the Fourth Proportional to 8,059.55, 11,121.68 and 4,474.30

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Solution

The fourth proportional to 8,059.55, 11,121.68 and 4,474.30 is: 6,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.55 : 11,121.68 = 4,474.30 : x
  2. Step 2: Convert to fraction form
    8,059.55/11,121.68 = 4,474.30/x
  3. Step 3: Cross multiply
    8,059.55x = 11,121.68 × 4,474.30
  4. Step 4: Simplify right side
    8,059.55x = 49,761,680.61
  5. Step 5: Solve for x
    x = 49,761,680.61/8,059.55
  6. Step 6: Final answer
    x = 6,174.25

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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.