Home / 1,967.44-2,715.12-1,083.24

Finding the Fourth Proportional to 1,967.44, 2,715.12 and 1,083.24

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Solution

The fourth proportional to 1,967.44, 2,715.12 and 1,083.24 is: 1,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.44 : 2,715.12 = 1,083.24 : x
  2. Step 2: Convert to fraction form
    1,967.44/2,715.12 = 1,083.24/x
  3. Step 3: Cross multiply
    1,967.44x = 2,715.12 × 1,083.24
  4. Step 4: Simplify right side
    1,967.44x = 2,941,126.59
  5. Step 5: Solve for x
    x = 2,941,126.59/1,967.44
  6. Step 6: Final answer
    x = 1,494.90

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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.