Home / 3,714.12-5,569.56-1,249.29

Finding the Fourth Proportional to 3,714.12, 5,569.56 and 1,249.29

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Solution

The fourth proportional to 3,714.12, 5,569.56 and 1,249.29 is: 1,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.12 : 5,569.56 = 1,249.29 : x
  2. Step 2: Convert to fraction form
    3,714.12/5,569.56 = 1,249.29/x
  3. Step 3: Cross multiply
    3,714.12x = 5,569.56 × 1,249.29
  4. Step 4: Simplify right side
    3,714.12x = 6,957,995.61
  5. Step 5: Solve for x
    x = 6,957,995.61/3,714.12
  6. Step 6: Final answer
    x = 1,873.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.