Home / 4,143.04-5,711.36-3,257.30

Finding the Fourth Proportional to 4,143.04, 5,711.36 and 3,257.30

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Solution

The fourth proportional to 4,143.04, 5,711.36 and 3,257.30 is: 4,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.04 : 5,711.36 = 3,257.30 : x
  2. Step 2: Convert to fraction form
    4,143.04/5,711.36 = 3,257.30/x
  3. Step 3: Cross multiply
    4,143.04x = 5,711.36 × 3,257.30
  4. Step 4: Simplify right side
    4,143.04x = 18,603,610.92
  5. Step 5: Solve for x
    x = 18,603,610.92/4,143.04
  6. Step 6: Final answer
    x = 4,490.33

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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.