Home / 2,248.66-3,103.23-1,408.75

Finding the Fourth Proportional to 2,248.66, 3,103.23 and 1,408.75

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Solution

The fourth proportional to 2,248.66, 3,103.23 and 1,408.75 is: 1,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.66 : 3,103.23 = 1,408.75 : x
  2. Step 2: Convert to fraction form
    2,248.66/3,103.23 = 1,408.75/x
  3. Step 3: Cross multiply
    2,248.66x = 3,103.23 × 1,408.75
  4. Step 4: Simplify right side
    2,248.66x = 4,371,675.26
  5. Step 5: Solve for x
    x = 4,371,675.26/2,248.66
  6. Step 6: Final answer
    x = 1,944.12

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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.