Home / 3,867.24-5,790.56-2,637.06

Finding the Fourth Proportional to 3,867.24, 5,790.56 and 2,637.06

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Solution

The fourth proportional to 3,867.24, 5,790.56 and 2,637.06 is: 3,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.24 : 5,790.56 = 2,637.06 : x
  2. Step 2: Convert to fraction form
    3,867.24/5,790.56 = 2,637.06/x
  3. Step 3: Cross multiply
    3,867.24x = 5,790.56 × 2,637.06
  4. Step 4: Simplify right side
    3,867.24x = 15,270,054.15
  5. Step 5: Solve for x
    x = 15,270,054.15/3,867.24
  6. Step 6: Final answer
    x = 3,948.57

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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.