Home / 8,879.19-13,316.49-2,637.53

Finding the Fourth Proportional to 8,879.19, 13,316.49 and 2,637.53

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Solution

The fourth proportional to 8,879.19, 13,316.49 and 2,637.53 is: 3,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.19 : 13,316.49 = 2,637.53 : x
  2. Step 2: Convert to fraction form
    8,879.19/13,316.49 = 2,637.53/x
  3. Step 3: Cross multiply
    8,879.19x = 13,316.49 × 2,637.53
  4. Step 4: Simplify right side
    8,879.19x = 35,122,641.87
  5. Step 5: Solve for x
    x = 35,122,641.87/8,879.19
  6. Step 6: Final answer
    x = 3,955.61

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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.