Home / 2,247.52-3,101.36-1,252.82

Finding the Fourth Proportional to 2,247.52, 3,101.36 and 1,252.82

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Solution

The fourth proportional to 2,247.52, 3,101.36 and 1,252.82 is: 1,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.52 : 3,101.36 = 1,252.82 : x
  2. Step 2: Convert to fraction form
    2,247.52/3,101.36 = 1,252.82/x
  3. Step 3: Cross multiply
    2,247.52x = 3,101.36 × 1,252.82
  4. Step 4: Simplify right side
    2,247.52x = 3,885,445.84
  5. Step 5: Solve for x
    x = 3,885,445.84/2,247.52
  6. Step 6: Final answer
    x = 1,728.77

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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.