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Finding the Fourth Proportional to 6,700.31, 10,052.90 and 2,318.21

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Solution

The fourth proportional to 6,700.31, 10,052.90 and 2,318.21 is: 3,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.31 : 10,052.90 = 2,318.21 : x
  2. Step 2: Convert to fraction form
    6,700.31/10,052.90 = 2,318.21/x
  3. Step 3: Cross multiply
    6,700.31x = 10,052.90 × 2,318.21
  4. Step 4: Simplify right side
    6,700.31x = 23,304,671.45
  5. Step 5: Solve for x
    x = 23,304,671.45/6,700.31
  6. Step 6: Final answer
    x = 3,478.15

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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.