Home / 5,562.18-8,344.26-1,865.61

Finding the Fourth Proportional to 5,562.18, 8,344.26 and 1,865.61

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Solution

The fourth proportional to 5,562.18, 8,344.26 and 1,865.61 is: 2,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.18 : 8,344.26 = 1,865.61 : x
  2. Step 2: Convert to fraction form
    5,562.18/8,344.26 = 1,865.61/x
  3. Step 3: Cross multiply
    5,562.18x = 8,344.26 × 1,865.61
  4. Step 4: Simplify right side
    5,562.18x = 15,567,134.90
  5. Step 5: Solve for x
    x = 15,567,134.90/5,562.18
  6. Step 6: Final answer
    x = 2,798.75

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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.