Home / 8,838.11-13,253.76-2,914.79

Finding the Fourth Proportional to 8,838.11, 13,253.76 and 2,914.79

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Solution

The fourth proportional to 8,838.11, 13,253.76 and 2,914.79 is: 4,371.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.11 : 13,253.76 = 2,914.79 : x
  2. Step 2: Convert to fraction form
    8,838.11/13,253.76 = 2,914.79/x
  3. Step 3: Cross multiply
    8,838.11x = 13,253.76 × 2,914.79
  4. Step 4: Simplify right side
    8,838.11x = 38,631,860.84
  5. Step 5: Solve for x
    x = 38,631,860.84/8,838.11
  6. Step 6: Final answer
    x = 4,371.05

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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.