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Finding the Fourth Proportional to 4,251.76, 5,868.12 and 3,552.88

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Solution

The fourth proportional to 4,251.76, 5,868.12 and 3,552.88 is: 4,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.76 : 5,868.12 = 3,552.88 : x
  2. Step 2: Convert to fraction form
    4,251.76/5,868.12 = 3,552.88/x
  3. Step 3: Cross multiply
    4,251.76x = 5,868.12 × 3,552.88
  4. Step 4: Simplify right side
    4,251.76x = 20,848,726.19
  5. Step 5: Solve for x
    x = 20,848,726.19/4,251.76
  6. Step 6: Final answer
    x = 4,903.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.