Home / 7,101.27-9,798.57-4,116.56

Finding the Fourth Proportional to 7,101.27, 9,798.57 and 4,116.56

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Solution

The fourth proportional to 7,101.27, 9,798.57 and 4,116.56 is: 5,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.27 : 9,798.57 = 4,116.56 : x
  2. Step 2: Convert to fraction form
    7,101.27/9,798.57 = 4,116.56/x
  3. Step 3: Cross multiply
    7,101.27x = 9,798.57 × 4,116.56
  4. Step 4: Simplify right side
    7,101.27x = 40,336,352.33
  5. Step 5: Solve for x
    x = 40,336,352.33/7,101.27
  6. Step 6: Final answer
    x = 5,680.16

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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.