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Finding the Fourth Proportional to 6,640.20, 9,964.13 and 2,483.10

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Solution

The fourth proportional to 6,640.20, 9,964.13 and 2,483.10 is: 3,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640.20 : 9,964.13 = 2,483.10 : x
  2. Step 2: Convert to fraction form
    6,640.20/9,964.13 = 2,483.10/x
  3. Step 3: Cross multiply
    6,640.20x = 9,964.13 × 2,483.10
  4. Step 4: Simplify right side
    6,640.20x = 24,741,918.79
  5. Step 5: Solve for x
    x = 24,741,918.79/6,640.20
  6. Step 6: Final answer
    x = 3,726.08

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1.5x scale

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.