Home / 3,943.08-5,441.45-2,265.03

Finding the Fourth Proportional to 3,943.08, 5,441.45 and 2,265.03

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Solution

The fourth proportional to 3,943.08, 5,441.45 and 2,265.03 is: 3,125.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.08 : 5,441.45 = 2,265.03 : x
  2. Step 2: Convert to fraction form
    3,943.08/5,441.45 = 2,265.03/x
  3. Step 3: Cross multiply
    3,943.08x = 5,441.45 × 2,265.03
  4. Step 4: Simplify right side
    3,943.08x = 12,325,036.17
  5. Step 5: Solve for x
    x = 12,325,036.17/3,943.08
  6. Step 6: Final answer
    x = 3,125.74

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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.