Home / 8,362.18-12,538.47-2,517.06

Finding the Fourth Proportional to 8,362.18, 12,538.47 and 2,517.06

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Solution

The fourth proportional to 8,362.18, 12,538.47 and 2,517.06 is: 3,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.18 : 12,538.47 = 2,517.06 : x
  2. Step 2: Convert to fraction form
    8,362.18/12,538.47 = 2,517.06/x
  3. Step 3: Cross multiply
    8,362.18x = 12,538.47 × 2,517.06
  4. Step 4: Simplify right side
    8,362.18x = 31,560,081.30
  5. Step 5: Solve for x
    x = 31,560,081.30/8,362.18
  6. Step 6: Final answer
    x = 3,774.15

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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.