Home / 11,087.64-16,625.93-3,689.51

Finding the Fourth Proportional to 11,087.64, 16,625.93 and 3,689.51

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Solution

The fourth proportional to 11,087.64, 16,625.93 and 3,689.51 is: 5,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.64 : 16,625.93 = 3,689.51 : x
  2. Step 2: Convert to fraction form
    11,087.64/16,625.93 = 3,689.51/x
  3. Step 3: Cross multiply
    11,087.64x = 16,625.93 × 3,689.51
  4. Step 4: Simplify right side
    11,087.64x = 61,341,433.42
  5. Step 5: Solve for x
    x = 61,341,433.42/11,087.64
  6. Step 6: Final answer
    x = 5,532.42

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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.