Home / 6,344.13-8,753.88-3,984.60

Finding the Fourth Proportional to 6,344.13, 8,753.88 and 3,984.60

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Solution

The fourth proportional to 6,344.13, 8,753.88 and 3,984.60 is: 5,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.13 : 8,753.88 = 3,984.60 : x
  2. Step 2: Convert to fraction form
    6,344.13/8,753.88 = 3,984.60/x
  3. Step 3: Cross multiply
    6,344.13x = 8,753.88 × 3,984.60
  4. Step 4: Simplify right side
    6,344.13x = 34,880,710.25
  5. Step 5: Solve for x
    x = 34,880,710.25/6,344.13
  6. Step 6: Final answer
    x = 5,498.11

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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.