Home / 3,992.29-5,987.97-1,527.06

Finding the Fourth Proportional to 3,992.29, 5,987.97 and 1,527.06

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Solution

The fourth proportional to 3,992.29, 5,987.97 and 1,527.06 is: 2,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.29 : 5,987.97 = 1,527.06 : x
  2. Step 2: Convert to fraction form
    3,992.29/5,987.97 = 1,527.06/x
  3. Step 3: Cross multiply
    3,992.29x = 5,987.97 × 1,527.06
  4. Step 4: Simplify right side
    3,992.29x = 9,143,989.47
  5. Step 5: Solve for x
    x = 9,143,989.47/3,992.29
  6. Step 6: Final answer
    x = 2,290.41

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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.