Home / 4,083.52-5,635.20-2,220.48

Finding the Fourth Proportional to 4,083.52, 5,635.20 and 2,220.48

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Solution

The fourth proportional to 4,083.52, 5,635.20 and 2,220.48 is: 3,064.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.52 : 5,635.20 = 2,220.48 : x
  2. Step 2: Convert to fraction form
    4,083.52/5,635.20 = 2,220.48/x
  3. Step 3: Cross multiply
    4,083.52x = 5,635.20 × 2,220.48
  4. Step 4: Simplify right side
    4,083.52x = 12,512,848.90
  5. Step 5: Solve for x
    x = 12,512,848.90/4,083.52
  6. Step 6: Final answer
    x = 3,064.23

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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.