Home / 8,677.53-13,016.80-2,438.03

Finding the Fourth Proportional to 8,677.53, 13,016.80 and 2,438.03

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Solution

The fourth proportional to 8,677.53, 13,016.80 and 2,438.03 is: 3,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.53 : 13,016.80 = 2,438.03 : x
  2. Step 2: Convert to fraction form
    8,677.53/13,016.80 = 2,438.03/x
  3. Step 3: Cross multiply
    8,677.53x = 13,016.80 × 2,438.03
  4. Step 4: Simplify right side
    8,677.53x = 31,735,351.95
  5. Step 5: Solve for x
    x = 31,735,351.95/8,677.53
  6. Step 6: Final answer
    x = 3,657.19

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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.