Home / 11,301.39-16,950.15-2,981.49

Finding the Fourth Proportional to 11,301.39, 16,950.15 and 2,981.49

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Solution

The fourth proportional to 11,301.39, 16,950.15 and 2,981.49 is: 4,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.39 : 16,950.15 = 2,981.49 : x
  2. Step 2: Convert to fraction form
    11,301.39/16,950.15 = 2,981.49/x
  3. Step 3: Cross multiply
    11,301.39x = 16,950.15 × 2,981.49
  4. Step 4: Simplify right side
    11,301.39x = 50,536,734.51
  5. Step 5: Solve for x
    x = 50,536,734.51/11,301.39
  6. Step 6: Final answer
    x = 4,471.73

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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.