Home / 3,214.38-4,822-1,133.90

Finding the Fourth Proportional to 3,214.38, 4,822 and 1,133.90

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Solution

The fourth proportional to 3,214.38, 4,822 and 1,133.90 is: 1,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.38 : 4,822 = 1,133.90 : x
  2. Step 2: Convert to fraction form
    3,214.38/4,822 = 1,133.90/x
  3. Step 3: Cross multiply
    3,214.38x = 4,822 × 1,133.90
  4. Step 4: Simplify right side
    3,214.38x = 5,467,665.80
  5. Step 5: Solve for x
    x = 5,467,665.80/3,214.38
  6. Step 6: Final answer
    x = 1,701.00

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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.