Home / 8,306.14-12,460.91-3,375.77

Finding the Fourth Proportional to 8,306.14, 12,460.91 and 3,375.77

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Solution

The fourth proportional to 8,306.14, 12,460.91 and 3,375.77 is: 5,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.14 : 12,460.91 = 3,375.77 : x
  2. Step 2: Convert to fraction form
    8,306.14/12,460.91 = 3,375.77/x
  3. Step 3: Cross multiply
    8,306.14x = 12,460.91 × 3,375.77
  4. Step 4: Simplify right side
    8,306.14x = 42,065,166.15
  5. Step 5: Solve for x
    x = 42,065,166.15/8,306.14
  6. Step 6: Final answer
    x = 5,064.35

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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.