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Finding the Fourth Proportional to 5,560, 8,343.20 and 2,482.08

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Solution

The fourth proportional to 5,560, 8,343.20 and 2,482.08 is: 3,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560 : 8,343.20 = 2,482.08 : x
  2. Step 2: Convert to fraction form
    5,560/8,343.20 = 2,482.08/x
  3. Step 3: Cross multiply
    5,560x = 8,343.20 × 2,482.08
  4. Step 4: Simplify right side
    5,560x = 20,708,489.86
  5. Step 5: Solve for x
    x = 20,708,489.86/5,560
  6. Step 6: Final answer
    x = 3,724.55

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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.