Home / 8,868.36-13,304.70-2,712.36

Finding the Fourth Proportional to 8,868.36, 13,304.70 and 2,712.36

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Solution

The fourth proportional to 8,868.36, 13,304.70 and 2,712.36 is: 4,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.36 : 13,304.70 = 2,712.36 : x
  2. Step 2: Convert to fraction form
    8,868.36/13,304.70 = 2,712.36/x
  3. Step 3: Cross multiply
    8,868.36x = 13,304.70 × 2,712.36
  4. Step 4: Simplify right side
    8,868.36x = 36,087,136.09
  5. Step 5: Solve for x
    x = 36,087,136.09/8,868.36
  6. Step 6: Final answer
    x = 4,069.20

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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.