Home / 4,015.62-5,541.84-2,247.80

Finding the Fourth Proportional to 4,015.62, 5,541.84 and 2,247.80

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Solution

The fourth proportional to 4,015.62, 5,541.84 and 2,247.80 is: 3,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.62 : 5,541.84 = 2,247.80 : x
  2. Step 2: Convert to fraction form
    4,015.62/5,541.84 = 2,247.80/x
  3. Step 3: Cross multiply
    4,015.62x = 5,541.84 × 2,247.80
  4. Step 4: Simplify right side
    4,015.62x = 12,456,947.95
  5. Step 5: Solve for x
    x = 12,456,947.95/4,015.62
  6. Step 6: Final answer
    x = 3,102.12

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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.