Home / 4,961.52-7,437.24-2,189.64

Finding the Fourth Proportional to 4,961.52, 7,437.24 and 2,189.64

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Solution

The fourth proportional to 4,961.52, 7,437.24 and 2,189.64 is: 3,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.52 : 7,437.24 = 2,189.64 : x
  2. Step 2: Convert to fraction form
    4,961.52/7,437.24 = 2,189.64/x
  3. Step 3: Cross multiply
    4,961.52x = 7,437.24 × 2,189.64
  4. Step 4: Simplify right side
    4,961.52x = 16,284,878.19
  5. Step 5: Solve for x
    x = 16,284,878.19/4,961.52
  6. Step 6: Final answer
    x = 3,282.24

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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.