Home / 3,332.80-4,600.56-2,982.88

Finding the Fourth Proportional to 3,332.80, 4,600.56 and 2,982.88

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Solution

The fourth proportional to 3,332.80, 4,600.56 and 2,982.88 is: 4,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.80 : 4,600.56 = 2,982.88 : x
  2. Step 2: Convert to fraction form
    3,332.80/4,600.56 = 2,982.88/x
  3. Step 3: Cross multiply
    3,332.80x = 4,600.56 × 2,982.88
  4. Step 4: Simplify right side
    3,332.80x = 13,722,918.41
  5. Step 5: Solve for x
    x = 13,722,918.41/3,332.80
  6. Step 6: Final answer
    x = 4,117.53

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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.