Home / 3,067.88-4,602.36-1,426.28

Finding the Fourth Proportional to 3,067.88, 4,602.36 and 1,426.28

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Solution

The fourth proportional to 3,067.88, 4,602.36 and 1,426.28 is: 2,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.88 : 4,602.36 = 1,426.28 : x
  2. Step 2: Convert to fraction form
    3,067.88/4,602.36 = 1,426.28/x
  3. Step 3: Cross multiply
    3,067.88x = 4,602.36 × 1,426.28
  4. Step 4: Simplify right side
    3,067.88x = 6,564,254.02
  5. Step 5: Solve for x
    x = 6,564,254.02/3,067.88
  6. Step 6: Final answer
    x = 2,139.67

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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.