Home / 3,443.51-5,165.61-1,251.73

Finding the Fourth Proportional to 3,443.51, 5,165.61 and 1,251.73

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Solution

The fourth proportional to 3,443.51, 5,165.61 and 1,251.73 is: 1,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.51 : 5,165.61 = 1,251.73 : x
  2. Step 2: Convert to fraction form
    3,443.51/5,165.61 = 1,251.73/x
  3. Step 3: Cross multiply
    3,443.51x = 5,165.61 × 1,251.73
  4. Step 4: Simplify right side
    3,443.51x = 6,465,941.52
  5. Step 5: Solve for x
    x = 6,465,941.52/3,443.51
  6. Step 6: Final answer
    x = 1,877.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.