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Finding the Fourth Proportional to 6,283.88, 8,671.10 and 3,632.13

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Solution

The fourth proportional to 6,283.88, 8,671.10 and 3,632.13 is: 5,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.88 : 8,671.10 = 3,632.13 : x
  2. Step 2: Convert to fraction form
    6,283.88/8,671.10 = 3,632.13/x
  3. Step 3: Cross multiply
    6,283.88x = 8,671.10 × 3,632.13
  4. Step 4: Simplify right side
    6,283.88x = 31,494,544.28
  5. Step 5: Solve for x
    x = 31,494,544.28/6,283.88
  6. Step 6: Final answer
    x = 5,011.96

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1.5x scale

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.