Home / 3,264.96-4,505.61-1,772.85

Finding the Fourth Proportional to 3,264.96, 4,505.61 and 1,772.85

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Solution

The fourth proportional to 3,264.96, 4,505.61 and 1,772.85 is: 2,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.96 : 4,505.61 = 1,772.85 : x
  2. Step 2: Convert to fraction form
    3,264.96/4,505.61 = 1,772.85/x
  3. Step 3: Cross multiply
    3,264.96x = 4,505.61 × 1,772.85
  4. Step 4: Simplify right side
    3,264.96x = 7,987,770.69
  5. Step 5: Solve for x
    x = 7,987,770.69/3,264.96
  6. Step 6: Final answer
    x = 2,446.51

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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.