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Finding the Fourth Proportional to 6,249.65, 9,374.47 and 1,866.96

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Solution

The fourth proportional to 6,249.65, 9,374.47 and 1,866.96 is: 2,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.65 : 9,374.47 = 1,866.96 : x
  2. Step 2: Convert to fraction form
    6,249.65/9,374.47 = 1,866.96/x
  3. Step 3: Cross multiply
    6,249.65x = 9,374.47 × 1,866.96
  4. Step 4: Simplify right side
    6,249.65x = 17,501,755.84
  5. Step 5: Solve for x
    x = 17,501,755.84/6,249.65
  6. Step 6: Final answer
    x = 2,800.44

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1.5x scale

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.