Home / 1,672.44-2,306.95-1,083.32

Finding the Fourth Proportional to 1,672.44, 2,306.95 and 1,083.32

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Solution

The fourth proportional to 1,672.44, 2,306.95 and 1,083.32 is: 1,494.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672.44 : 2,306.95 = 1,083.32 : x
  2. Step 2: Convert to fraction form
    1,672.44/2,306.95 = 1,083.32/x
  3. Step 3: Cross multiply
    1,672.44x = 2,306.95 × 1,083.32
  4. Step 4: Simplify right side
    1,672.44x = 2,499,165.07
  5. Step 5: Solve for x
    x = 2,499,165.07/1,672.44
  6. Step 6: Final answer
    x = 1,494.32

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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.