Home / 11,454.01-17,172.20-5,527.85

Finding the Fourth Proportional to 11,454.01, 17,172.20 and 5,527.85

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Solution

The fourth proportional to 11,454.01, 17,172.20 and 5,527.85 is: 8,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.01 : 17,172.20 = 5,527.85 : x
  2. Step 2: Convert to fraction form
    11,454.01/17,172.20 = 5,527.85/x
  3. Step 3: Cross multiply
    11,454.01x = 17,172.20 × 5,527.85
  4. Step 4: Simplify right side
    11,454.01x = 94,925,273.73
  5. Step 5: Solve for x
    x = 94,925,273.73/11,454.01
  6. Step 6: Final answer
    x = 8,287.52

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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.