Home / 4,249.50-6,374.79-1,171.50

Finding the Fourth Proportional to 4,249.50, 6,374.79 and 1,171.50

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Solution

The fourth proportional to 4,249.50, 6,374.79 and 1,171.50 is: 1,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.50 : 6,374.79 = 1,171.50 : x
  2. Step 2: Convert to fraction form
    4,249.50/6,374.79 = 1,171.50/x
  3. Step 3: Cross multiply
    4,249.50x = 6,374.79 × 1,171.50
  4. Step 4: Simplify right side
    4,249.50x = 7,468,066.49
  5. Step 5: Solve for x
    x = 7,468,066.49/4,249.50
  6. Step 6: Final answer
    x = 1,757.40

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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.