Home / 4,220.28-5,824.62-2,453.16

Finding the Fourth Proportional to 4,220.28, 5,824.62 and 2,453.16

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Solution

The fourth proportional to 4,220.28, 5,824.62 and 2,453.16 is: 3,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.28 : 5,824.62 = 2,453.16 : x
  2. Step 2: Convert to fraction form
    4,220.28/5,824.62 = 2,453.16/x
  3. Step 3: Cross multiply
    4,220.28x = 5,824.62 × 2,453.16
  4. Step 4: Simplify right side
    4,220.28x = 14,288,724.80
  5. Step 5: Solve for x
    x = 14,288,724.80/4,220.28
  6. Step 6: Final answer
    x = 3,385.73

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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.