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Finding the Fourth Proportional to 6,681.62, 10,012.84 and 3,753.76

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Solution

The fourth proportional to 6,681.62, 10,012.84 and 3,753.76 is: 5,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.62 : 10,012.84 = 3,753.76 : x
  2. Step 2: Convert to fraction form
    6,681.62/10,012.84 = 3,753.76/x
  3. Step 3: Cross multiply
    6,681.62x = 10,012.84 × 3,753.76
  4. Step 4: Simplify right side
    6,681.62x = 37,585,763.86
  5. Step 5: Solve for x
    x = 37,585,763.86/6,681.62
  6. Step 6: Final answer
    x = 5,625.25

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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.