Home / 12,862.29-19,294.19-4,964.85

Finding the Fourth Proportional to 12,862.29, 19,294.19 and 4,964.85

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Solution

The fourth proportional to 12,862.29, 19,294.19 and 4,964.85 is: 7,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.29 : 19,294.19 = 4,964.85 : x
  2. Step 2: Convert to fraction form
    12,862.29/19,294.19 = 4,964.85/x
  3. Step 3: Cross multiply
    12,862.29x = 19,294.19 × 4,964.85
  4. Step 4: Simplify right side
    12,862.29x = 95,792,662.04
  5. Step 5: Solve for x
    x = 95,792,662.04/12,862.29
  6. Step 6: Final answer
    x = 7,447.56

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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.