Home / 11,617.23-17,422.61-3,296.91

Finding the Fourth Proportional to 11,617.23, 17,422.61 and 3,296.91

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Solution

The fourth proportional to 11,617.23, 17,422.61 and 3,296.91 is: 4,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.23 : 17,422.61 = 3,296.91 : x
  2. Step 2: Convert to fraction form
    11,617.23/17,422.61 = 3,296.91/x
  3. Step 3: Cross multiply
    11,617.23x = 17,422.61 × 3,296.91
  4. Step 4: Simplify right side
    11,617.23x = 57,440,760.65
  5. Step 5: Solve for x
    x = 57,440,760.65/11,617.23
  6. Step 6: Final answer
    x = 4,944.45

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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.