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Finding the Fourth Proportional to 7,571.01, 11,348.07 and 5,716.11

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Solution

The fourth proportional to 7,571.01, 11,348.07 and 5,716.11 is: 8,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.01 : 11,348.07 = 5,716.11 : x
  2. Step 2: Convert to fraction form
    7,571.01/11,348.07 = 5,716.11/x
  3. Step 3: Cross multiply
    7,571.01x = 11,348.07 × 5,716.11
  4. Step 4: Simplify right side
    7,571.01x = 64,866,816.41
  5. Step 5: Solve for x
    x = 64,866,816.41/7,571.01
  6. Step 6: Final answer
    x = 8,567.79

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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.