Home / 6,374.43-8,800.98-3,988.02

Finding the Fourth Proportional to 6,374.43, 8,800.98 and 3,988.02

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Solution

The fourth proportional to 6,374.43, 8,800.98 and 3,988.02 is: 5,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.43 : 8,800.98 = 3,988.02 : x
  2. Step 2: Convert to fraction form
    6,374.43/8,800.98 = 3,988.02/x
  3. Step 3: Cross multiply
    6,374.43x = 8,800.98 × 3,988.02
  4. Step 4: Simplify right side
    6,374.43x = 35,098,484.26
  5. Step 5: Solve for x
    x = 35,098,484.26/6,374.43
  6. Step 6: Final answer
    x = 5,506.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.