Home / 11,728.65-17,595.54-3,937.26

Finding the Fourth Proportional to 11,728.65, 17,595.54 and 3,937.26

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Solution

The fourth proportional to 11,728.65, 17,595.54 and 3,937.26 is: 5,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728.65 : 17,595.54 = 3,937.26 : x
  2. Step 2: Convert to fraction form
    11,728.65/17,595.54 = 3,937.26/x
  3. Step 3: Cross multiply
    11,728.65x = 17,595.54 × 3,937.26
  4. Step 4: Simplify right side
    11,728.65x = 69,278,215.82
  5. Step 5: Solve for x
    x = 69,278,215.82/11,728.65
  6. Step 6: Final answer
    x = 5,906.75

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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.