Home / 10,324.05-15,486.21-4,081.38

Finding the Fourth Proportional to 10,324.05, 15,486.21 and 4,081.38

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Solution

The fourth proportional to 10,324.05, 15,486.21 and 4,081.38 is: 6,122.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.05 : 15,486.21 = 4,081.38 : x
  2. Step 2: Convert to fraction form
    10,324.05/15,486.21 = 4,081.38/x
  3. Step 3: Cross multiply
    10,324.05x = 15,486.21 × 4,081.38
  4. Step 4: Simplify right side
    10,324.05x = 63,205,107.77
  5. Step 5: Solve for x
    x = 63,205,107.77/10,324.05
  6. Step 6: Final answer
    x = 6,122.12

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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.