Home / 3,639.88-5,023.08-2,067.67

Finding the Fourth Proportional to 3,639.88, 5,023.08 and 2,067.67

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Solution

The fourth proportional to 3,639.88, 5,023.08 and 2,067.67 is: 2,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.88 : 5,023.08 = 2,067.67 : x
  2. Step 2: Convert to fraction form
    3,639.88/5,023.08 = 2,067.67/x
  3. Step 3: Cross multiply
    3,639.88x = 5,023.08 × 2,067.67
  4. Step 4: Simplify right side
    3,639.88x = 10,386,059.27
  5. Step 5: Solve for x
    x = 10,386,059.27/3,639.88
  6. Step 6: Final answer
    x = 2,853.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.