Home / 8,878.73-13,314.63-3,329.05

Finding the Fourth Proportional to 8,878.73, 13,314.63 and 3,329.05

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Solution

The fourth proportional to 8,878.73, 13,314.63 and 3,329.05 is: 4,992.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.73 : 13,314.63 = 3,329.05 : x
  2. Step 2: Convert to fraction form
    8,878.73/13,314.63 = 3,329.05/x
  3. Step 3: Cross multiply
    8,878.73x = 13,314.63 × 3,329.05
  4. Step 4: Simplify right side
    8,878.73x = 44,325,077.32
  5. Step 5: Solve for x
    x = 44,325,077.32/8,878.73
  6. Step 6: Final answer
    x = 4,992.28

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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.