Home / 1,627.09-2,243.84-1,068.04

Finding the Fourth Proportional to 1,627.09, 2,243.84 and 1,068.04

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Solution

The fourth proportional to 1,627.09, 2,243.84 and 1,068.04 is: 1,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.09 : 2,243.84 = 1,068.04 : x
  2. Step 2: Convert to fraction form
    1,627.09/2,243.84 = 1,068.04/x
  3. Step 3: Cross multiply
    1,627.09x = 2,243.84 × 1,068.04
  4. Step 4: Simplify right side
    1,627.09x = 2,396,510.87
  5. Step 5: Solve for x
    x = 2,396,510.87/1,627.09
  6. Step 6: Final answer
    x = 1,472.88

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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.