Home / 9,083.89-12,535.78-5,105.03

Finding the Fourth Proportional to 9,083.89, 12,535.78 and 5,105.03

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Solution

The fourth proportional to 9,083.89, 12,535.78 and 5,105.03 is: 7,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.89 : 12,535.78 = 5,105.03 : x
  2. Step 2: Convert to fraction form
    9,083.89/12,535.78 = 5,105.03/x
  3. Step 3: Cross multiply
    9,083.89x = 12,535.78 × 5,105.03
  4. Step 4: Simplify right side
    9,083.89x = 63,995,551.55
  5. Step 5: Solve for x
    x = 63,995,551.55/9,083.89
  6. Step 6: Final answer
    x = 7,044.95

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Half scale
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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.