Home / 5,549.55-8,319.43-2,917.86

Finding the Fourth Proportional to 5,549.55, 8,319.43 and 2,917.86

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Solution

The fourth proportional to 5,549.55, 8,319.43 and 2,917.86 is: 4,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.55 : 8,319.43 = 2,917.86 : x
  2. Step 2: Convert to fraction form
    5,549.55/8,319.43 = 2,917.86/x
  3. Step 3: Cross multiply
    5,549.55x = 8,319.43 × 2,917.86
  4. Step 4: Simplify right side
    5,549.55x = 24,274,932.02
  5. Step 5: Solve for x
    x = 24,274,932.02/5,549.55
  6. Step 6: Final answer
    x = 4,374.22

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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.