Home / 11,554.75-17,332.16-2,789.66

Finding the Fourth Proportional to 11,554.75, 17,332.16 and 2,789.66

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Solution

The fourth proportional to 11,554.75, 17,332.16 and 2,789.66 is: 4,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.75 : 17,332.16 = 2,789.66 : x
  2. Step 2: Convert to fraction form
    11,554.75/17,332.16 = 2,789.66/x
  3. Step 3: Cross multiply
    11,554.75x = 17,332.16 × 2,789.66
  4. Step 4: Simplify right side
    11,554.75x = 48,350,819.52
  5. Step 5: Solve for x
    x = 48,350,819.52/11,554.75
  6. Step 6: Final answer
    x = 4,184.50

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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.