Home / 3,275.22-4,521.12-2,227.92

Finding the Fourth Proportional to 3,275.22, 4,521.12 and 2,227.92

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Solution

The fourth proportional to 3,275.22, 4,521.12 and 2,227.92 is: 3,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.22 : 4,521.12 = 2,227.92 : x
  2. Step 2: Convert to fraction form
    3,275.22/4,521.12 = 2,227.92/x
  3. Step 3: Cross multiply
    3,275.22x = 4,521.12 × 2,227.92
  4. Step 4: Simplify right side
    3,275.22x = 10,072,693.67
  5. Step 5: Solve for x
    x = 10,072,693.67/3,275.22
  6. Step 6: Final answer
    x = 3,075.43

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Half scale
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Double scale
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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.