Home / 1,625.44-2,243.28-927.04

Finding the Fourth Proportional to 1,625.44, 2,243.28 and 927.04

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Solution

The fourth proportional to 1,625.44, 2,243.28 and 927.04 is: 1,279.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.44 : 2,243.28 = 927.04 : x
  2. Step 2: Convert to fraction form
    1,625.44/2,243.28 = 927.04/x
  3. Step 3: Cross multiply
    1,625.44x = 2,243.28 × 927.04
  4. Step 4: Simplify right side
    1,625.44x = 2,079,610.29
  5. Step 5: Solve for x
    x = 2,079,610.29/1,625.44
  6. Step 6: Final answer
    x = 1,279.41

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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.