Home / 4,023.24-5,552.40-2,255.12

Finding the Fourth Proportional to 4,023.24, 5,552.40 and 2,255.12

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Solution

The fourth proportional to 4,023.24, 5,552.40 and 2,255.12 is: 3,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.24 : 5,552.40 = 2,255.12 : x
  2. Step 2: Convert to fraction form
    4,023.24/5,552.40 = 2,255.12/x
  3. Step 3: Cross multiply
    4,023.24x = 5,552.40 × 2,255.12
  4. Step 4: Simplify right side
    4,023.24x = 12,521,328.29
  5. Step 5: Solve for x
    x = 12,521,328.29/4,023.24
  6. Step 6: Final answer
    x = 3,112.25

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Half scale
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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.