Home / 3,443.40-5,165.19-1,252.35

Finding the Fourth Proportional to 3,443.40, 5,165.19 and 1,252.35

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Solution

The fourth proportional to 3,443.40, 5,165.19 and 1,252.35 is: 1,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.40 : 5,165.19 = 1,252.35 : x
  2. Step 2: Convert to fraction form
    3,443.40/5,165.19 = 1,252.35/x
  3. Step 3: Cross multiply
    3,443.40x = 5,165.19 × 1,252.35
  4. Step 4: Simplify right side
    3,443.40x = 6,468,625.70
  5. Step 5: Solve for x
    x = 6,468,625.70/3,443.40
  6. Step 6: Final answer
    x = 1,878.56

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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.