Home / 8,346.67-12,524.94-3,085.40

Finding the Fourth Proportional to 8,346.67, 12,524.94 and 3,085.40

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Solution

The fourth proportional to 8,346.67, 12,524.94 and 3,085.40 is: 4,629.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.67 : 12,524.94 = 3,085.40 : x
  2. Step 2: Convert to fraction form
    8,346.67/12,524.94 = 3,085.40/x
  3. Step 3: Cross multiply
    8,346.67x = 12,524.94 × 3,085.40
  4. Step 4: Simplify right side
    8,346.67x = 38,644,371.82
  5. Step 5: Solve for x
    x = 38,644,371.82/8,346.67
  6. Step 6: Final answer
    x = 4,629.91

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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.