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Finding the Fourth Proportional to 2,482, 3,425.18 and 1,487.32

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Solution

The fourth proportional to 2,482, 3,425.18 and 1,487.32 is: 2,052.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482 : 3,425.18 = 1,487.32 : x
  2. Step 2: Convert to fraction form
    2,482/3,425.18 = 1,487.32/x
  3. Step 3: Cross multiply
    2,482x = 3,425.18 × 1,487.32
  4. Step 4: Simplify right side
    2,482x = 5,094,338.72
  5. Step 5: Solve for x
    x = 5,094,338.72/2,482
  6. Step 6: Final answer
    x = 2,052.51

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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.