Home / 4,720.93-7,081.37-2,255.14

Finding the Fourth Proportional to 4,720.93, 7,081.37 and 2,255.14

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Solution

The fourth proportional to 4,720.93, 7,081.37 and 2,255.14 is: 3,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.93 : 7,081.37 = 2,255.14 : x
  2. Step 2: Convert to fraction form
    4,720.93/7,081.37 = 2,255.14/x
  3. Step 3: Cross multiply
    4,720.93x = 7,081.37 × 2,255.14
  4. Step 4: Simplify right side
    4,720.93x = 15,969,499.46
  5. Step 5: Solve for x
    x = 15,969,499.46/4,720.93
  6. Step 6: Final answer
    x = 3,382.70

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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.