Home / 7,886.32-11,825.43-4,605.82

Finding the Fourth Proportional to 7,886.32, 11,825.43 and 4,605.82

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Solution

The fourth proportional to 7,886.32, 11,825.43 and 4,605.82 is: 6,906.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886.32 : 11,825.43 = 4,605.82 : x
  2. Step 2: Convert to fraction form
    7,886.32/11,825.43 = 4,605.82/x
  3. Step 3: Cross multiply
    7,886.32x = 11,825.43 × 4,605.82
  4. Step 4: Simplify right side
    7,886.32x = 54,465,755.17
  5. Step 5: Solve for x
    x = 54,465,755.17/7,886.32
  6. Step 6: Final answer
    x = 6,906.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.