Home / 5,766.81-8,650.35-2,067.18

Finding the Fourth Proportional to 5,766.81, 8,650.35 and 2,067.18

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Solution

The fourth proportional to 5,766.81, 8,650.35 and 2,067.18 is: 3,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.81 : 8,650.35 = 2,067.18 : x
  2. Step 2: Convert to fraction form
    5,766.81/8,650.35 = 2,067.18/x
  3. Step 3: Cross multiply
    5,766.81x = 8,650.35 × 2,067.18
  4. Step 4: Simplify right side
    5,766.81x = 17,881,830.51
  5. Step 5: Solve for x
    x = 17,881,830.51/5,766.81
  6. Step 6: Final answer
    x = 3,100.82

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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.