Home / 11,301.68-16,950.57-2,981.76

Finding the Fourth Proportional to 11,301.68, 16,950.57 and 2,981.76

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Solution

The fourth proportional to 11,301.68, 16,950.57 and 2,981.76 is: 4,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.68 : 16,950.57 = 2,981.76 : x
  2. Step 2: Convert to fraction form
    11,301.68/16,950.57 = 2,981.76/x
  3. Step 3: Cross multiply
    11,301.68x = 16,950.57 × 2,981.76
  4. Step 4: Simplify right side
    11,301.68x = 50,542,552.20
  5. Step 5: Solve for x
    x = 50,542,552.20/11,301.68
  6. Step 6: Final answer
    x = 4,472.13

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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.