Home / 3,261.24-4,500.56-1,769.20

Finding the Fourth Proportional to 3,261.24, 4,500.56 and 1,769.20

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Solution

The fourth proportional to 3,261.24, 4,500.56 and 1,769.20 is: 2,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.24 : 4,500.56 = 1,769.20 : x
  2. Step 2: Convert to fraction form
    3,261.24/4,500.56 = 1,769.20/x
  3. Step 3: Cross multiply
    3,261.24x = 4,500.56 × 1,769.20
  4. Step 4: Simplify right side
    3,261.24x = 7,962,390.75
  5. Step 5: Solve for x
    x = 7,962,390.75/3,261.24
  6. Step 6: Final answer
    x = 2,441.52

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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.