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Finding the Fourth Proportional to 5,330.58, 7,998.16 and 2,862.52

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Solution

The fourth proportional to 5,330.58, 7,998.16 and 2,862.52 is: 4,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.58 : 7,998.16 = 2,862.52 : x
  2. Step 2: Convert to fraction form
    5,330.58/7,998.16 = 2,862.52/x
  3. Step 3: Cross multiply
    5,330.58x = 7,998.16 × 2,862.52
  4. Step 4: Simplify right side
    5,330.58x = 22,894,892.96
  5. Step 5: Solve for x
    x = 22,894,892.96/5,330.58
  6. Step 6: Final answer
    x = 4,295.01

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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.