Home / 6,765.90-10,145.79-3,067.98

Finding the Fourth Proportional to 6,765.90, 10,145.79 and 3,067.98

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Solution

The fourth proportional to 6,765.90, 10,145.79 and 3,067.98 is: 4,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.90 : 10,145.79 = 3,067.98 : x
  2. Step 2: Convert to fraction form
    6,765.90/10,145.79 = 3,067.98/x
  3. Step 3: Cross multiply
    6,765.90x = 10,145.79 × 3,067.98
  4. Step 4: Simplify right side
    6,765.90x = 31,127,080.80
  5. Step 5: Solve for x
    x = 31,127,080.80/6,765.90
  6. Step 6: Final answer
    x = 4,600.58

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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.