Home / 5,568.42-8,353.05-1,672.50

Finding the Fourth Proportional to 5,568.42, 8,353.05 and 1,672.50

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Solution

The fourth proportional to 5,568.42, 8,353.05 and 1,672.50 is: 2,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.42 : 8,353.05 = 1,672.50 : x
  2. Step 2: Convert to fraction form
    5,568.42/8,353.05 = 1,672.50/x
  3. Step 3: Cross multiply
    5,568.42x = 8,353.05 × 1,672.50
  4. Step 4: Simplify right side
    5,568.42x = 13,970,476.13
  5. Step 5: Solve for x
    x = 13,970,476.13/5,568.42
  6. Step 6: Final answer
    x = 2,508.88

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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.