Home / 9,470.35-13,069.11-5,221.31

Finding the Fourth Proportional to 9,470.35, 13,069.11 and 5,221.31

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Solution

The fourth proportional to 9,470.35, 13,069.11 and 5,221.31 is: 7,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.35 : 13,069.11 = 5,221.31 : x
  2. Step 2: Convert to fraction form
    9,470.35/13,069.11 = 5,221.31/x
  3. Step 3: Cross multiply
    9,470.35x = 13,069.11 × 5,221.31
  4. Step 4: Simplify right side
    9,470.35x = 68,237,874.73
  5. Step 5: Solve for x
    x = 68,237,874.73/9,470.35
  6. Step 6: Final answer
    x = 7,205.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.