Home / 1,893.28-2,612.74-1,054.04

Finding the Fourth Proportional to 1,893.28, 2,612.74 and 1,054.04

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Solution

The fourth proportional to 1,893.28, 2,612.74 and 1,054.04 is: 1,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.28 : 2,612.74 = 1,054.04 : x
  2. Step 2: Convert to fraction form
    1,893.28/2,612.74 = 1,054.04/x
  3. Step 3: Cross multiply
    1,893.28x = 2,612.74 × 1,054.04
  4. Step 4: Simplify right side
    1,893.28x = 2,753,932.47
  5. Step 5: Solve for x
    x = 2,753,932.47/1,893.28
  6. Step 6: Final answer
    x = 1,454.58

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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.