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Finding the Fourth Proportional to 5,865.56, 8,799.84 and 4,323.92

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Solution

The fourth proportional to 5,865.56, 8,799.84 and 4,323.92 is: 6,486.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.56 : 8,799.84 = 4,323.92 : x
  2. Step 2: Convert to fraction form
    5,865.56/8,799.84 = 4,323.92/x
  3. Step 3: Cross multiply
    5,865.56x = 8,799.84 × 4,323.92
  4. Step 4: Simplify right side
    5,865.56x = 38,049,804.17
  5. Step 5: Solve for x
    x = 38,049,804.17/5,865.56
  6. Step 6: Final answer
    x = 6,486.99

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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.