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Finding the Fourth Proportional to 8,170.44, 11,275.12 and 4,444.44

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Solution

The fourth proportional to 8,170.44, 11,275.12 and 4,444.44 is: 6,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.44 : 11,275.12 = 4,444.44 : x
  2. Step 2: Convert to fraction form
    8,170.44/11,275.12 = 4,444.44/x
  3. Step 3: Cross multiply
    8,170.44x = 11,275.12 × 4,444.44
  4. Step 4: Simplify right side
    8,170.44x = 50,111,594.33
  5. Step 5: Solve for x
    x = 50,111,594.33/8,170.44
  6. Step 6: Final answer
    x = 6,133.28

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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.