Home / 12,377.24-18,569.12-6,137

Finding the Fourth Proportional to 12,377.24, 18,569.12 and 6,137

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Solution

The fourth proportional to 12,377.24, 18,569.12 and 6,137 is: 9,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.24 : 18,569.12 = 6,137 : x
  2. Step 2: Convert to fraction form
    12,377.24/18,569.12 = 6,137/x
  3. Step 3: Cross multiply
    12,377.24x = 18,569.12 × 6,137
  4. Step 4: Simplify right side
    12,377.24x = 113,958,689.44
  5. Step 5: Solve for x
    x = 113,958,689.44/12,377.24
  6. Step 6: Final answer
    x = 9,207.12

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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.