Home / 9,153.76-13,730.66-2,579.96

Finding the Fourth Proportional to 9,153.76, 13,730.66 and 2,579.96

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Solution

The fourth proportional to 9,153.76, 13,730.66 and 2,579.96 is: 3,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.76 : 13,730.66 = 2,579.96 : x
  2. Step 2: Convert to fraction form
    9,153.76/13,730.66 = 2,579.96/x
  3. Step 3: Cross multiply
    9,153.76x = 13,730.66 × 2,579.96
  4. Step 4: Simplify right side
    9,153.76x = 35,424,553.57
  5. Step 5: Solve for x
    x = 35,424,553.57/9,153.76
  6. Step 6: Final answer
    x = 3,869.95

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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.