Home / 11,843.03-17,760.89-3,521.50

Finding the Fourth Proportional to 11,843.03, 17,760.89 and 3,521.50

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Solution

The fourth proportional to 11,843.03, 17,760.89 and 3,521.50 is: 5,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.03 : 17,760.89 = 3,521.50 : x
  2. Step 2: Convert to fraction form
    11,843.03/17,760.89 = 3,521.50/x
  3. Step 3: Cross multiply
    11,843.03x = 17,760.89 × 3,521.50
  4. Step 4: Simplify right side
    11,843.03x = 62,544,938.54
  5. Step 5: Solve for x
    x = 62,544,938.54/11,843.03
  6. Step 6: Final answer
    x = 5,281.16

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1.5x scale

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.