Home / 8,247.66-11,382.84-5,601.12

Finding the Fourth Proportional to 8,247.66, 11,382.84 and 5,601.12

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Solution

The fourth proportional to 8,247.66, 11,382.84 and 5,601.12 is: 7,730.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.66 : 11,382.84 = 5,601.12 : x
  2. Step 2: Convert to fraction form
    8,247.66/11,382.84 = 5,601.12/x
  3. Step 3: Cross multiply
    8,247.66x = 11,382.84 × 5,601.12
  4. Step 4: Simplify right side
    8,247.66x = 63,756,652.78
  5. Step 5: Solve for x
    x = 63,756,652.78/8,247.66
  6. Step 6: Final answer
    x = 7,730.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.