Home / 5,585.40-7,707.95-3,067.62

Finding the Fourth Proportional to 5,585.40, 7,707.95 and 3,067.62

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Solution

The fourth proportional to 5,585.40, 7,707.95 and 3,067.62 is: 4,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.40 : 7,707.95 = 3,067.62 : x
  2. Step 2: Convert to fraction form
    5,585.40/7,707.95 = 3,067.62/x
  3. Step 3: Cross multiply
    5,585.40x = 7,707.95 × 3,067.62
  4. Step 4: Simplify right side
    5,585.40x = 23,645,061.58
  5. Step 5: Solve for x
    x = 23,645,061.58/5,585.40
  6. Step 6: Final answer
    x = 4,233.37

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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.