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Finding the Fourth Proportional to 3,584.06, 5,375.17 and 1,117.61

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Solution

The fourth proportional to 3,584.06, 5,375.17 and 1,117.61 is: 1,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.06 : 5,375.17 = 1,117.61 : x
  2. Step 2: Convert to fraction form
    3,584.06/5,375.17 = 1,117.61/x
  3. Step 3: Cross multiply
    3,584.06x = 5,375.17 × 1,117.61
  4. Step 4: Simplify right side
    3,584.06x = 6,007,338.42
  5. Step 5: Solve for x
    x = 6,007,338.42/3,584.06
  6. Step 6: Final answer
    x = 1,676.13

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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.