Home / 5,634.71-7,775.82-3,116.62

Finding the Fourth Proportional to 5,634.71, 7,775.82 and 3,116.62

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Solution

The fourth proportional to 5,634.71, 7,775.82 and 3,116.62 is: 4,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.71 : 7,775.82 = 3,116.62 : x
  2. Step 2: Convert to fraction form
    5,634.71/7,775.82 = 3,116.62/x
  3. Step 3: Cross multiply
    5,634.71x = 7,775.82 × 3,116.62
  4. Step 4: Simplify right side
    5,634.71x = 24,234,256.69
  5. Step 5: Solve for x
    x = 24,234,256.69/5,634.71
  6. Step 6: Final answer
    x = 4,300.89

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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.