Home / 1,967.38-2,715.02-1,083.19

Finding the Fourth Proportional to 1,967.38, 2,715.02 and 1,083.19

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Solution

The fourth proportional to 1,967.38, 2,715.02 and 1,083.19 is: 1,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.38 : 2,715.02 = 1,083.19 : x
  2. Step 2: Convert to fraction form
    1,967.38/2,715.02 = 1,083.19/x
  3. Step 3: Cross multiply
    1,967.38x = 2,715.02 × 1,083.19
  4. Step 4: Simplify right side
    1,967.38x = 2,940,878.43
  5. Step 5: Solve for x
    x = 2,940,878.43/1,967.38
  6. Step 6: Final answer
    x = 1,494.82

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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.