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Finding the Fourth Proportional to 8,884.32, 13,315.32 and 4,204.32

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Solution

The fourth proportional to 8,884.32, 13,315.32 and 4,204.32 is: 6,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.32 : 13,315.32 = 4,204.32 : x
  2. Step 2: Convert to fraction form
    8,884.32/13,315.32 = 4,204.32/x
  3. Step 3: Cross multiply
    8,884.32x = 13,315.32 × 4,204.32
  4. Step 4: Simplify right side
    8,884.32x = 55,981,866.18
  5. Step 5: Solve for x
    x = 55,981,866.18/8,884.32
  6. Step 6: Final answer
    x = 6,301.20

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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.