Home / 3,943.56-5,441.52-2,265.06

Finding the Fourth Proportional to 3,943.56, 5,441.52 and 2,265.06

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Solution

The fourth proportional to 3,943.56, 5,441.52 and 2,265.06 is: 3,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.56 : 5,441.52 = 2,265.06 : x
  2. Step 2: Convert to fraction form
    3,943.56/5,441.52 = 2,265.06/x
  3. Step 3: Cross multiply
    3,943.56x = 5,441.52 × 2,265.06
  4. Step 4: Simplify right side
    3,943.56x = 12,325,369.29
  5. Step 5: Solve for x
    x = 12,325,369.29/3,943.56
  6. Step 6: Final answer
    x = 3,125.44

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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.