Home / 8,360.12-12,537.79-3,362.49

Finding the Fourth Proportional to 8,360.12, 12,537.79 and 3,362.49

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Solution

The fourth proportional to 8,360.12, 12,537.79 and 3,362.49 is: 5,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.12 : 12,537.79 = 3,362.49 : x
  2. Step 2: Convert to fraction form
    8,360.12/12,537.79 = 3,362.49/x
  3. Step 3: Cross multiply
    8,360.12x = 12,537.79 × 3,362.49
  4. Step 4: Simplify right side
    8,360.12x = 42,158,193.50
  5. Step 5: Solve for x
    x = 42,158,193.50/8,360.12
  6. Step 6: Final answer
    x = 5,042.77

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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.