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Finding the Fourth Proportional to 6,811.11, 10,275.82 and 6,792.89

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Solution

The fourth proportional to 6,811.11, 10,275.82 and 6,792.89 is: 10,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.11 : 10,275.82 = 6,792.89 : x
  2. Step 2: Convert to fraction form
    6,811.11/10,275.82 = 6,792.89/x
  3. Step 3: Cross multiply
    6,811.11x = 10,275.82 × 6,792.89
  4. Step 4: Simplify right side
    6,811.11x = 69,802,446.56
  5. Step 5: Solve for x
    x = 69,802,446.56/6,811.11
  6. Step 6: Final answer
    x = 10,248.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.