Home / 5,634.50-7,775.47-3,116.71

Finding the Fourth Proportional to 5,634.50, 7,775.47 and 3,116.71

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Solution

The fourth proportional to 5,634.50, 7,775.47 and 3,116.71 is: 4,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.50 : 7,775.47 = 3,116.71 : x
  2. Step 2: Convert to fraction form
    5,634.50/7,775.47 = 3,116.71/x
  3. Step 3: Cross multiply
    5,634.50x = 7,775.47 × 3,116.71
  4. Step 4: Simplify right side
    5,634.50x = 24,233,885.10
  5. Step 5: Solve for x
    x = 24,233,885.10/5,634.50
  6. Step 6: Final answer
    x = 4,300.98

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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.