Home / 8,344.08-12,499.38-3,965.76

Finding the Fourth Proportional to 8,344.08, 12,499.38 and 3,965.76

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Solution

The fourth proportional to 8,344.08, 12,499.38 and 3,965.76 is: 5,940.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.08 : 12,499.38 = 3,965.76 : x
  2. Step 2: Convert to fraction form
    8,344.08/12,499.38 = 3,965.76/x
  3. Step 3: Cross multiply
    8,344.08x = 12,499.38 × 3,965.76
  4. Step 4: Simplify right side
    8,344.08x = 49,569,541.23
  5. Step 5: Solve for x
    x = 49,569,541.23/8,344.08
  6. Step 6: Final answer
    x = 5,940.68

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1.5x scale

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.