Home / 4,614.57-6,919.70-1,326.92

Finding the Fourth Proportional to 4,614.57, 6,919.70 and 1,326.92

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Solution

The fourth proportional to 4,614.57, 6,919.70 and 1,326.92 is: 1,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.57 : 6,919.70 = 1,326.92 : x
  2. Step 2: Convert to fraction form
    4,614.57/6,919.70 = 1,326.92/x
  3. Step 3: Cross multiply
    4,614.57x = 6,919.70 × 1,326.92
  4. Step 4: Simplify right side
    4,614.57x = 9,181,847.09
  5. Step 5: Solve for x
    x = 9,181,847.09/4,614.57
  6. Step 6: Final answer
    x = 1,989.75

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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.