Home / 4,015.96-5,542.18-2,247.55

Finding the Fourth Proportional to 4,015.96, 5,542.18 and 2,247.55

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Solution

The fourth proportional to 4,015.96, 5,542.18 and 2,247.55 is: 3,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.96 : 5,542.18 = 2,247.55 : x
  2. Step 2: Convert to fraction form
    4,015.96/5,542.18 = 2,247.55/x
  3. Step 3: Cross multiply
    4,015.96x = 5,542.18 × 2,247.55
  4. Step 4: Simplify right side
    4,015.96x = 12,456,307.18
  5. Step 5: Solve for x
    x = 12,456,307.18/4,015.96
  6. Step 6: Final answer
    x = 3,101.70

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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.