Home / 9,981.42-14,974.34-2,961.99

Finding the Fourth Proportional to 9,981.42, 14,974.34 and 2,961.99

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Solution

The fourth proportional to 9,981.42, 14,974.34 and 2,961.99 is: 4,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.42 : 14,974.34 = 2,961.99 : x
  2. Step 2: Convert to fraction form
    9,981.42/14,974.34 = 2,961.99/x
  3. Step 3: Cross multiply
    9,981.42x = 14,974.34 × 2,961.99
  4. Step 4: Simplify right side
    9,981.42x = 44,353,908.90
  5. Step 5: Solve for x
    x = 44,353,908.90/9,981.42
  6. Step 6: Final answer
    x = 4,443.65

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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.