Home / 4,182.82-5,772.45-2,320.18

Finding the Fourth Proportional to 4,182.82, 5,772.45 and 2,320.18

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Solution

The fourth proportional to 4,182.82, 5,772.45 and 2,320.18 is: 3,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.82 : 5,772.45 = 2,320.18 : x
  2. Step 2: Convert to fraction form
    4,182.82/5,772.45 = 2,320.18/x
  3. Step 3: Cross multiply
    4,182.82x = 5,772.45 × 2,320.18
  4. Step 4: Simplify right side
    4,182.82x = 13,393,123.04
  5. Step 5: Solve for x
    x = 13,393,123.04/4,182.82
  6. Step 6: Final answer
    x = 3,201.94

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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.