Home / 11,470.38-17,203.73-3,148.47

Finding the Fourth Proportional to 11,470.38, 17,203.73 and 3,148.47

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Solution

The fourth proportional to 11,470.38, 17,203.73 and 3,148.47 is: 4,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.38 : 17,203.73 = 3,148.47 : x
  2. Step 2: Convert to fraction form
    11,470.38/17,203.73 = 3,148.47/x
  3. Step 3: Cross multiply
    11,470.38x = 17,203.73 × 3,148.47
  4. Step 4: Simplify right side
    11,470.38x = 54,165,412.05
  5. Step 5: Solve for x
    x = 54,165,412.05/11,470.38
  6. Step 6: Final answer
    x = 4,722.20

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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.