Home / 3,329.80-4,592.08-2,282.20

Finding the Fourth Proportional to 3,329.80, 4,592.08 and 2,282.20

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Solution

The fourth proportional to 3,329.80, 4,592.08 and 2,282.20 is: 3,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.80 : 4,592.08 = 2,282.20 : x
  2. Step 2: Convert to fraction form
    3,329.80/4,592.08 = 2,282.20/x
  3. Step 3: Cross multiply
    3,329.80x = 4,592.08 × 2,282.20
  4. Step 4: Simplify right side
    3,329.80x = 10,480,044.98
  5. Step 5: Solve for x
    x = 10,480,044.98/3,329.80
  6. Step 6: Final answer
    x = 3,147.35

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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.