Home / 2,249.02-3,103.56-1,254.28

Finding the Fourth Proportional to 2,249.02, 3,103.56 and 1,254.28

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Solution

The fourth proportional to 2,249.02, 3,103.56 and 1,254.28 is: 1,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.02 : 3,103.56 = 1,254.28 : x
  2. Step 2: Convert to fraction form
    2,249.02/3,103.56 = 1,254.28/x
  3. Step 3: Cross multiply
    2,249.02x = 3,103.56 × 1,254.28
  4. Step 4: Simplify right side
    2,249.02x = 3,892,733.24
  5. Step 5: Solve for x
    x = 3,892,733.24/2,249.02
  6. Step 6: Final answer
    x = 1,730.86

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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.