Home / 4,067.50-5,607.73-3,230.98

Finding the Fourth Proportional to 4,067.50, 5,607.73 and 3,230.98

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Solution

The fourth proportional to 4,067.50, 5,607.73 and 3,230.98 is: 4,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.50 : 5,607.73 = 3,230.98 : x
  2. Step 2: Convert to fraction form
    4,067.50/5,607.73 = 3,230.98/x
  3. Step 3: Cross multiply
    4,067.50x = 5,607.73 × 3,230.98
  4. Step 4: Simplify right side
    4,067.50x = 18,118,463.48
  5. Step 5: Solve for x
    x = 18,118,463.48/4,067.50
  6. Step 6: Final answer
    x = 4,454.45

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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.