Home / 3,351.60-5,015.52-2,180.88

Finding the Fourth Proportional to 3,351.60, 5,015.52 and 2,180.88

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Solution

The fourth proportional to 3,351.60, 5,015.52 and 2,180.88 is: 3,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.60 : 5,015.52 = 2,180.88 : x
  2. Step 2: Convert to fraction form
    3,351.60/5,015.52 = 2,180.88/x
  3. Step 3: Cross multiply
    3,351.60x = 5,015.52 × 2,180.88
  4. Step 4: Simplify right side
    3,351.60x = 10,938,247.26
  5. Step 5: Solve for x
    x = 10,938,247.26/3,351.60
  6. Step 6: Final answer
    x = 3,263.59

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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.