Home / 5,585.05-7,707.21-3,067.15

Finding the Fourth Proportional to 5,585.05, 7,707.21 and 3,067.15

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Solution

The fourth proportional to 5,585.05, 7,707.21 and 3,067.15 is: 4,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.05 : 7,707.21 = 3,067.15 : x
  2. Step 2: Convert to fraction form
    5,585.05/7,707.21 = 3,067.15/x
  3. Step 3: Cross multiply
    5,585.05x = 7,707.21 × 3,067.15
  4. Step 4: Simplify right side
    5,585.05x = 23,639,169.15
  5. Step 5: Solve for x
    x = 23,639,169.15/5,585.05
  6. Step 6: Final answer
    x = 4,232.58

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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.