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Finding the Fourth Proportional to 8,195.16, 12,283.04 and 4,499.16

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Solution

The fourth proportional to 8,195.16, 12,283.04 and 4,499.16 is: 6,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.16 : 12,283.04 = 4,499.16 : x
  2. Step 2: Convert to fraction form
    8,195.16/12,283.04 = 4,499.16/x
  3. Step 3: Cross multiply
    8,195.16x = 12,283.04 × 4,499.16
  4. Step 4: Simplify right side
    8,195.16x = 55,263,362.25
  5. Step 5: Solve for x
    x = 55,263,362.25/8,195.16
  6. Step 6: Final answer
    x = 6,743.41

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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.