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Finding the Fourth Proportional to 5,305.33, 7,956.97 and 5,041.90

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Solution

The fourth proportional to 5,305.33, 7,956.97 and 5,041.90 is: 7,561.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.33 : 7,956.97 = 5,041.90 : x
  2. Step 2: Convert to fraction form
    5,305.33/7,956.97 = 5,041.90/x
  3. Step 3: Cross multiply
    5,305.33x = 7,956.97 × 5,041.90
  4. Step 4: Simplify right side
    5,305.33x = 40,118,247.04
  5. Step 5: Solve for x
    x = 40,118,247.04/5,305.33
  6. Step 6: Final answer
    x = 7,561.88

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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.