Home / 9,306.50-12,843.33-5,114.66

Finding the Fourth Proportional to 9,306.50, 12,843.33 and 5,114.66

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Solution

The fourth proportional to 9,306.50, 12,843.33 and 5,114.66 is: 7,058.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.50 : 12,843.33 = 5,114.66 : x
  2. Step 2: Convert to fraction form
    9,306.50/12,843.33 = 5,114.66/x
  3. Step 3: Cross multiply
    9,306.50x = 12,843.33 × 5,114.66
  4. Step 4: Simplify right side
    9,306.50x = 65,689,266.22
  5. Step 5: Solve for x
    x = 65,689,266.22/9,306.50
  6. Step 6: Final answer
    x = 7,058.43

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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.