Home / 2,247.12-3,097.42-1,774.22

Finding the Fourth Proportional to 2,247.12, 3,097.42 and 1,774.22

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Solution

The fourth proportional to 2,247.12, 3,097.42 and 1,774.22 is: 2,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.12 : 3,097.42 = 1,774.22 : x
  2. Step 2: Convert to fraction form
    2,247.12/3,097.42 = 1,774.22/x
  3. Step 3: Cross multiply
    2,247.12x = 3,097.42 × 1,774.22
  4. Step 4: Simplify right side
    2,247.12x = 5,495,504.51
  5. Step 5: Solve for x
    x = 5,495,504.51/2,247.12
  6. Step 6: Final answer
    x = 2,445.58

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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.