Home / 5,085.39-7,628.10-1,796.70

Finding the Fourth Proportional to 5,085.39, 7,628.10 and 1,796.70

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Solution

The fourth proportional to 5,085.39, 7,628.10 and 1,796.70 is: 2,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.39 : 7,628.10 = 1,796.70 : x
  2. Step 2: Convert to fraction form
    5,085.39/7,628.10 = 1,796.70/x
  3. Step 3: Cross multiply
    5,085.39x = 7,628.10 × 1,796.70
  4. Step 4: Simplify right side
    5,085.39x = 13,705,407.27
  5. Step 5: Solve for x
    x = 13,705,407.27/5,085.39
  6. Step 6: Final answer
    x = 2,695.06

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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.