Home / 8,842.05-13,264.39-2,919.56

Finding the Fourth Proportional to 8,842.05, 13,264.39 and 2,919.56

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Solution

The fourth proportional to 8,842.05, 13,264.39 and 2,919.56 is: 4,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.05 : 13,264.39 = 2,919.56 : x
  2. Step 2: Convert to fraction form
    8,842.05/13,264.39 = 2,919.56/x
  3. Step 3: Cross multiply
    8,842.05x = 13,264.39 × 2,919.56
  4. Step 4: Simplify right side
    8,842.05x = 38,726,176.57
  5. Step 5: Solve for x
    x = 38,726,176.57/8,842.05
  6. Step 6: Final answer
    x = 4,379.77

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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.