Home / 3,943.09-5,445.52-3,273.32

Finding the Fourth Proportional to 3,943.09, 5,445.52 and 3,273.32

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Solution

The fourth proportional to 3,943.09, 5,445.52 and 3,273.32 is: 4,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.09 : 5,445.52 = 3,273.32 : x
  2. Step 2: Convert to fraction form
    3,943.09/5,445.52 = 3,273.32/x
  3. Step 3: Cross multiply
    3,943.09x = 5,445.52 × 3,273.32
  4. Step 4: Simplify right side
    3,943.09x = 17,824,934.96
  5. Step 5: Solve for x
    x = 17,824,934.96/3,943.09
  6. Step 6: Final answer
    x = 4,520.55

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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.