Home / 5,705.71-8,517.27-4,930.69

Finding the Fourth Proportional to 5,705.71, 8,517.27 and 4,930.69

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Solution

The fourth proportional to 5,705.71, 8,517.27 and 4,930.69 is: 7,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.71 : 8,517.27 = 4,930.69 : x
  2. Step 2: Convert to fraction form
    5,705.71/8,517.27 = 4,930.69/x
  3. Step 3: Cross multiply
    5,705.71x = 8,517.27 × 4,930.69
  4. Step 4: Simplify right side
    5,705.71x = 41,996,018.02
  5. Step 5: Solve for x
    x = 41,996,018.02/5,705.71
  6. Step 6: Final answer
    x = 7,360.35

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.