Home / 8,068.36-12,102.56-2,225.43

Finding the Fourth Proportional to 8,068.36, 12,102.56 and 2,225.43

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Solution

The fourth proportional to 8,068.36, 12,102.56 and 2,225.43 is: 3,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.36 : 12,102.56 = 2,225.43 : x
  2. Step 2: Convert to fraction form
    8,068.36/12,102.56 = 2,225.43/x
  3. Step 3: Cross multiply
    8,068.36x = 12,102.56 × 2,225.43
  4. Step 4: Simplify right side
    8,068.36x = 26,933,400.10
  5. Step 5: Solve for x
    x = 26,933,400.10/8,068.36
  6. Step 6: Final answer
    x = 3,338.15

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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.