Home / 2,247.24-3,101.49-1,408.17

Finding the Fourth Proportional to 2,247.24, 3,101.49 and 1,408.17

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Solution

The fourth proportional to 2,247.24, 3,101.49 and 1,408.17 is: 1,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.24 : 3,101.49 = 1,408.17 : x
  2. Step 2: Convert to fraction form
    2,247.24/3,101.49 = 1,408.17/x
  3. Step 3: Cross multiply
    2,247.24x = 3,101.49 × 1,408.17
  4. Step 4: Simplify right side
    2,247.24x = 4,367,425.17
  5. Step 5: Solve for x
    x = 4,367,425.17/2,247.24
  6. Step 6: Final answer
    x = 1,943.46

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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.