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Finding the Fourth Proportional to 5,868.43, 8,793.80 and 3,525.86

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Solution

The fourth proportional to 5,868.43, 8,793.80 and 3,525.86 is: 5,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.43 : 8,793.80 = 3,525.86 : x
  2. Step 2: Convert to fraction form
    5,868.43/8,793.80 = 3,525.86/x
  3. Step 3: Cross multiply
    5,868.43x = 8,793.80 × 3,525.86
  4. Step 4: Simplify right side
    5,868.43x = 31,005,725.25
  5. Step 5: Solve for x
    x = 31,005,725.25/5,868.43
  6. Step 6: Final answer
    x = 5,283.48

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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.