Home / 4,476.27-6,713.87-1,189.62

Finding the Fourth Proportional to 4,476.27, 6,713.87 and 1,189.62

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Solution

The fourth proportional to 4,476.27, 6,713.87 and 1,189.62 is: 1,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.27 : 6,713.87 = 1,189.62 : x
  2. Step 2: Convert to fraction form
    4,476.27/6,713.87 = 1,189.62/x
  3. Step 3: Cross multiply
    4,476.27x = 6,713.87 × 1,189.62
  4. Step 4: Simplify right side
    4,476.27x = 7,986,920.46
  5. Step 5: Solve for x
    x = 7,986,920.46/4,476.27
  6. Step 6: Final answer
    x = 1,784.28

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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.