Home / 3,456.14-5,180.85-1,482.28

Finding the Fourth Proportional to 3,456.14, 5,180.85 and 1,482.28

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Solution

The fourth proportional to 3,456.14, 5,180.85 and 1,482.28 is: 2,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.14 : 5,180.85 = 1,482.28 : x
  2. Step 2: Convert to fraction form
    3,456.14/5,180.85 = 1,482.28/x
  3. Step 3: Cross multiply
    3,456.14x = 5,180.85 × 1,482.28
  4. Step 4: Simplify right side
    3,456.14x = 7,679,470.34
  5. Step 5: Solve for x
    x = 7,679,470.34/3,456.14
  6. Step 6: Final answer
    x = 2,221.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.