Home / 8,879.33-13,316.68-2,637.87

Finding the Fourth Proportional to 8,879.33, 13,316.68 and 2,637.87

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Solution

The fourth proportional to 8,879.33, 13,316.68 and 2,637.87 is: 3,956.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.33 : 13,316.68 = 2,637.87 : x
  2. Step 2: Convert to fraction form
    8,879.33/13,316.68 = 2,637.87/x
  3. Step 3: Cross multiply
    8,879.33x = 13,316.68 × 2,637.87
  4. Step 4: Simplify right side
    8,879.33x = 35,127,657.48
  5. Step 5: Solve for x
    x = 35,127,657.48/8,879.33
  6. Step 6: Final answer
    x = 3,956.12

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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.