Home / 11,522.85-17,284.56-4,127.82

Finding the Fourth Proportional to 11,522.85, 17,284.56 and 4,127.82

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Solution

The fourth proportional to 11,522.85, 17,284.56 and 4,127.82 is: 6,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.85 : 17,284.56 = 4,127.82 : x
  2. Step 2: Convert to fraction form
    11,522.85/17,284.56 = 4,127.82/x
  3. Step 3: Cross multiply
    11,522.85x = 17,284.56 × 4,127.82
  4. Step 4: Simplify right side
    11,522.85x = 71,347,552.46
  5. Step 5: Solve for x
    x = 71,347,552.46/11,522.85
  6. Step 6: Final answer
    x = 6,191.83

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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.