Home / 4,080.18-5,630.66-2,217.18

Finding the Fourth Proportional to 4,080.18, 5,630.66 and 2,217.18

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Solution

The fourth proportional to 4,080.18, 5,630.66 and 2,217.18 is: 3,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.18 : 5,630.66 = 2,217.18 : x
  2. Step 2: Convert to fraction form
    4,080.18/5,630.66 = 2,217.18/x
  3. Step 3: Cross multiply
    4,080.18x = 5,630.66 × 2,217.18
  4. Step 4: Simplify right side
    4,080.18x = 12,484,186.74
  5. Step 5: Solve for x
    x = 12,484,186.74/4,080.18
  6. Step 6: Final answer
    x = 3,059.71

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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.