Home / 3,261.32-4,500.64-1,769.24

Finding the Fourth Proportional to 3,261.32, 4,500.64 and 1,769.24

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Solution

The fourth proportional to 3,261.32, 4,500.64 and 1,769.24 is: 2,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.32 : 4,500.64 = 1,769.24 : x
  2. Step 2: Convert to fraction form
    3,261.32/4,500.64 = 1,769.24/x
  3. Step 3: Cross multiply
    3,261.32x = 4,500.64 × 1,769.24
  4. Step 4: Simplify right side
    3,261.32x = 7,962,712.31
  5. Step 5: Solve for x
    x = 7,962,712.31/3,261.32
  6. Step 6: Final answer
    x = 2,441.56

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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.