Home / 1,630.65-2,250.51-1,001.04

Finding the Fourth Proportional to 1,630.65, 2,250.51 and 1,001.04

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Solution

The fourth proportional to 1,630.65, 2,250.51 and 1,001.04 is: 1,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.65 : 2,250.51 = 1,001.04 : x
  2. Step 2: Convert to fraction form
    1,630.65/2,250.51 = 1,001.04/x
  3. Step 3: Cross multiply
    1,630.65x = 2,250.51 × 1,001.04
  4. Step 4: Simplify right side
    1,630.65x = 2,252,850.53
  5. Step 5: Solve for x
    x = 2,252,850.53/1,630.65
  6. Step 6: Final answer
    x = 1,381.57

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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.