Home / 5,118.89-7,675.71-2,343.18

Finding the Fourth Proportional to 5,118.89, 7,675.71 and 2,343.18

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Solution

The fourth proportional to 5,118.89, 7,675.71 and 2,343.18 is: 3,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.89 : 7,675.71 = 2,343.18 : x
  2. Step 2: Convert to fraction form
    5,118.89/7,675.71 = 2,343.18/x
  3. Step 3: Cross multiply
    5,118.89x = 7,675.71 × 2,343.18
  4. Step 4: Simplify right side
    5,118.89x = 17,985,570.16
  5. Step 5: Solve for x
    x = 17,985,570.16/5,118.89
  6. Step 6: Final answer
    x = 3,513.57

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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.