Home / 8,858.18-13,287.65-3,310.97

Finding the Fourth Proportional to 8,858.18, 13,287.65 and 3,310.97

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Solution

The fourth proportional to 8,858.18, 13,287.65 and 3,310.97 is: 4,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.18 : 13,287.65 = 3,310.97 : x
  2. Step 2: Convert to fraction form
    8,858.18/13,287.65 = 3,310.97/x
  3. Step 3: Cross multiply
    8,858.18x = 13,287.65 × 3,310.97
  4. Step 4: Simplify right side
    8,858.18x = 43,994,927.53
  5. Step 5: Solve for x
    x = 43,994,927.53/8,858.18
  6. Step 6: Final answer
    x = 4,966.59

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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.