Home / 11,822.13-17,735.76-5,902.20

Finding the Fourth Proportional to 11,822.13, 17,735.76 and 5,902.20

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Solution

The fourth proportional to 11,822.13, 17,735.76 and 5,902.20 is: 8,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.13 : 17,735.76 = 5,902.20 : x
  2. Step 2: Convert to fraction form
    11,822.13/17,735.76 = 5,902.20/x
  3. Step 3: Cross multiply
    11,822.13x = 17,735.76 × 5,902.20
  4. Step 4: Simplify right side
    11,822.13x = 104,680,002.67
  5. Step 5: Solve for x
    x = 104,680,002.67/11,822.13
  6. Step 6: Final answer
    x = 8,854.58

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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.