Home / 9,976.11-14,962.94-2,579.95

Finding the Fourth Proportional to 9,976.11, 14,962.94 and 2,579.95

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Solution

The fourth proportional to 9,976.11, 14,962.94 and 2,579.95 is: 3,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.11 : 14,962.94 = 2,579.95 : x
  2. Step 2: Convert to fraction form
    9,976.11/14,962.94 = 2,579.95/x
  3. Step 3: Cross multiply
    9,976.11x = 14,962.94 × 2,579.95
  4. Step 4: Simplify right side
    9,976.11x = 38,603,637.05
  5. Step 5: Solve for x
    x = 38,603,637.05/9,976.11
  6. Step 6: Final answer
    x = 3,869.61

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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.