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Finding the Fourth Proportional to 5,768.67, 7,903.11 and 5,552.70

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Solution

The fourth proportional to 5,768.67, 7,903.11 and 5,552.70 is: 7,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768.67 : 7,903.11 = 5,552.70 : x
  2. Step 2: Convert to fraction form
    5,768.67/7,903.11 = 5,552.70/x
  3. Step 3: Cross multiply
    5,768.67x = 7,903.11 × 5,552.70
  4. Step 4: Simplify right side
    5,768.67x = 43,883,571.13
  5. Step 5: Solve for x
    x = 43,883,571.13/5,768.67
  6. Step 6: Final answer
    x = 7,607.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.