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Finding the Fourth Proportional to 5,907.97, 8,792.22 and 5,711.11

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Solution

The fourth proportional to 5,907.97, 8,792.22 and 5,711.11 is: 8,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.97 : 8,792.22 = 5,711.11 : x
  2. Step 2: Convert to fraction form
    5,907.97/8,792.22 = 5,711.11/x
  3. Step 3: Cross multiply
    5,907.97x = 8,792.22 × 5,711.11
  4. Step 4: Simplify right side
    5,907.97x = 50,213,335.56
  5. Step 5: Solve for x
    x = 50,213,335.56/5,907.97
  6. Step 6: Final answer
    x = 8,499.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.