Home / 1,924.62-2,654.55-1,226.22

Finding the Fourth Proportional to 1,924.62, 2,654.55 and 1,226.22

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Solution

The fourth proportional to 1,924.62, 2,654.55 and 1,226.22 is: 1,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.62 : 2,654.55 = 1,226.22 : x
  2. Step 2: Convert to fraction form
    1,924.62/2,654.55 = 1,226.22/x
  3. Step 3: Cross multiply
    1,924.62x = 2,654.55 × 1,226.22
  4. Step 4: Simplify right side
    1,924.62x = 3,255,062.30
  5. Step 5: Solve for x
    x = 3,255,062.30/1,924.62
  6. Step 6: Final answer
    x = 1,691.28

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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.