Home / 3,517.23-4,853.61-1,945.29

Finding the Fourth Proportional to 3,517.23, 4,853.61 and 1,945.29

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Solution

The fourth proportional to 3,517.23, 4,853.61 and 1,945.29 is: 2,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.23 : 4,853.61 = 1,945.29 : x
  2. Step 2: Convert to fraction form
    3,517.23/4,853.61 = 1,945.29/x
  3. Step 3: Cross multiply
    3,517.23x = 4,853.61 × 1,945.29
  4. Step 4: Simplify right side
    3,517.23x = 9,441,679.00
  5. Step 5: Solve for x
    x = 9,441,679.00/3,517.23
  6. Step 6: Final answer
    x = 2,684.41

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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.