Home / 5,051-7,566.60-2,578.52

Finding the Fourth Proportional to 5,051, 7,566.60 and 2,578.52

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Solution

The fourth proportional to 5,051, 7,566.60 and 2,578.52 is: 3,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051 : 7,566.60 = 2,578.52 : x
  2. Step 2: Convert to fraction form
    5,051/7,566.60 = 2,578.52/x
  3. Step 3: Cross multiply
    5,051x = 7,566.60 × 2,578.52
  4. Step 4: Simplify right side
    5,051x = 19,510,629.43
  5. Step 5: Solve for x
    x = 19,510,629.43/5,051
  6. Step 6: Final answer
    x = 3,862.73

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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.