Home / 9,270.12-13,904.82-3,721.80

Finding the Fourth Proportional to 9,270.12, 13,904.82 and 3,721.80

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Solution

The fourth proportional to 9,270.12, 13,904.82 and 3,721.80 is: 5,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.12 : 13,904.82 = 3,721.80 : x
  2. Step 2: Convert to fraction form
    9,270.12/13,904.82 = 3,721.80/x
  3. Step 3: Cross multiply
    9,270.12x = 13,904.82 × 3,721.80
  4. Step 4: Simplify right side
    9,270.12x = 51,750,959.08
  5. Step 5: Solve for x
    x = 51,750,959.08/9,270.12
  6. Step 6: Final answer
    x = 5,582.56

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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.