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Finding the Fourth Proportional to 3,653.98, 5,482.28 and 1,462.86

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Solution

The fourth proportional to 3,653.98, 5,482.28 and 1,462.86 is: 2,194.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.98 : 5,482.28 = 1,462.86 : x
  2. Step 2: Convert to fraction form
    3,653.98/5,482.28 = 1,462.86/x
  3. Step 3: Cross multiply
    3,653.98x = 5,482.28 × 1,462.86
  4. Step 4: Simplify right side
    3,653.98x = 8,019,811.78
  5. Step 5: Solve for x
    x = 8,019,811.78/3,653.98
  6. Step 6: Final answer
    x = 2,194.82

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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.