Home / 8,109.41-11,192.07-4,753.55

Finding the Fourth Proportional to 8,109.41, 11,192.07 and 4,753.55

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Solution

The fourth proportional to 8,109.41, 11,192.07 and 4,753.55 is: 6,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109.41 : 11,192.07 = 4,753.55 : x
  2. Step 2: Convert to fraction form
    8,109.41/11,192.07 = 4,753.55/x
  3. Step 3: Cross multiply
    8,109.41x = 11,192.07 × 4,753.55
  4. Step 4: Simplify right side
    8,109.41x = 53,202,064.35
  5. Step 5: Solve for x
    x = 53,202,064.35/8,109.41
  6. Step 6: Final answer
    x = 6,560.53

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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.