Home / 5,089.25-7,023.42-2,851.62

Finding the Fourth Proportional to 5,089.25, 7,023.42 and 2,851.62

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Solution

The fourth proportional to 5,089.25, 7,023.42 and 2,851.62 is: 3,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.25 : 7,023.42 = 2,851.62 : x
  2. Step 2: Convert to fraction form
    5,089.25/7,023.42 = 2,851.62/x
  3. Step 3: Cross multiply
    5,089.25x = 7,023.42 × 2,851.62
  4. Step 4: Simplify right side
    5,089.25x = 20,028,124.94
  5. Step 5: Solve for x
    x = 20,028,124.94/5,089.25
  6. Step 6: Final answer
    x = 3,935.38

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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.