Home / 3,965.30-5,472.18-2,394.30

Finding the Fourth Proportional to 3,965.30, 5,472.18 and 2,394.30

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Solution

The fourth proportional to 3,965.30, 5,472.18 and 2,394.30 is: 3,304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.30 : 5,472.18 = 2,394.30 : x
  2. Step 2: Convert to fraction form
    3,965.30/5,472.18 = 2,394.30/x
  3. Step 3: Cross multiply
    3,965.30x = 5,472.18 × 2,394.30
  4. Step 4: Simplify right side
    3,965.30x = 13,102,040.57
  5. Step 5: Solve for x
    x = 13,102,040.57/3,965.30
  6. Step 6: Final answer
    x = 3,304.18

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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.