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Finding the Fourth Proportional to 5,584.32, 8,373.78 and 3,951.36

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Solution

The fourth proportional to 5,584.32, 8,373.78 and 3,951.36 is: 5,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.32 : 8,373.78 = 3,951.36 : x
  2. Step 2: Convert to fraction form
    5,584.32/8,373.78 = 3,951.36/x
  3. Step 3: Cross multiply
    5,584.32x = 8,373.78 × 3,951.36
  4. Step 4: Simplify right side
    5,584.32x = 33,087,819.34
  5. Step 5: Solve for x
    x = 33,087,819.34/5,584.32
  6. Step 6: Final answer
    x = 5,925.13

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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.