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Finding the Fourth Proportional to 5,865.18, 8,797.50 and 3,525.90

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Solution

The fourth proportional to 5,865.18, 8,797.50 and 3,525.90 is: 5,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.18 : 8,797.50 = 3,525.90 : x
  2. Step 2: Convert to fraction form
    5,865.18/8,797.50 = 3,525.90/x
  3. Step 3: Cross multiply
    5,865.18x = 8,797.50 × 3,525.90
  4. Step 4: Simplify right side
    5,865.18x = 31,019,105.25
  5. Step 5: Solve for x
    x = 31,019,105.25/5,865.18
  6. Step 6: Final answer
    x = 5,288.69

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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.