Home / 4,080.48-5,631.20-2,217.52

Finding the Fourth Proportional to 4,080.48, 5,631.20 and 2,217.52

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Solution

The fourth proportional to 4,080.48, 5,631.20 and 2,217.52 is: 3,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.48 : 5,631.20 = 2,217.52 : x
  2. Step 2: Convert to fraction form
    4,080.48/5,631.20 = 2,217.52/x
  3. Step 3: Cross multiply
    4,080.48x = 5,631.20 × 2,217.52
  4. Step 4: Simplify right side
    4,080.48x = 12,487,298.62
  5. Step 5: Solve for x
    x = 12,487,298.62/4,080.48
  6. Step 6: Final answer
    x = 3,060.25

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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.