Home / 8,835.33-13,252.65-2,991.93

Finding the Fourth Proportional to 8,835.33, 13,252.65 and 2,991.93

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Solution

The fourth proportional to 8,835.33, 13,252.65 and 2,991.93 is: 4,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.33 : 13,252.65 = 2,991.93 : x
  2. Step 2: Convert to fraction form
    8,835.33/13,252.65 = 2,991.93/x
  3. Step 3: Cross multiply
    8,835.33x = 13,252.65 × 2,991.93
  4. Step 4: Simplify right side
    8,835.33x = 39,651,001.11
  5. Step 5: Solve for x
    x = 39,651,001.11/8,835.33
  6. Step 6: Final answer
    x = 4,487.78

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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.