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Finding the Fourth Proportional to 8,777.75, 13,152.03 and 6,175.22

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Solution

The fourth proportional to 8,777.75, 13,152.03 and 6,175.22 is: 9,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.75 : 13,152.03 = 6,175.22 : x
  2. Step 2: Convert to fraction form
    8,777.75/13,152.03 = 6,175.22/x
  3. Step 3: Cross multiply
    8,777.75x = 13,152.03 × 6,175.22
  4. Step 4: Simplify right side
    8,777.75x = 81,216,612.94
  5. Step 5: Solve for x
    x = 81,216,612.94/8,777.75
  6. Step 6: Final answer
    x = 9,252.56

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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.