Home / 11,540.25-15,925.55-7,350.93

Finding the Fourth Proportional to 11,540.25, 15,925.55 and 7,350.93

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Solution

The fourth proportional to 11,540.25, 15,925.55 and 7,350.93 is: 10,144.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.25 : 15,925.55 = 7,350.93 : x
  2. Step 2: Convert to fraction form
    11,540.25/15,925.55 = 7,350.93/x
  3. Step 3: Cross multiply
    11,540.25x = 15,925.55 × 7,350.93
  4. Step 4: Simplify right side
    11,540.25x = 117,067,566.51
  5. Step 5: Solve for x
    x = 117,067,566.51/11,540.25
  6. Step 6: Final answer
    x = 10,144.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.