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Finding the Fourth Proportional to 5,373.88, 8,062.57 and 4,505.46

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Solution

The fourth proportional to 5,373.88, 8,062.57 and 4,505.46 is: 6,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.88 : 8,062.57 = 4,505.46 : x
  2. Step 2: Convert to fraction form
    5,373.88/8,062.57 = 4,505.46/x
  3. Step 3: Cross multiply
    5,373.88x = 8,062.57 × 4,505.46
  4. Step 4: Simplify right side
    5,373.88x = 36,325,575.37
  5. Step 5: Solve for x
    x = 36,325,575.37/5,373.88
  6. Step 6: Final answer
    x = 6,759.66

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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.