Home / 5,132.22-7,082.43-2,774.35

Finding the Fourth Proportional to 5,132.22, 7,082.43 and 2,774.35

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Solution

The fourth proportional to 5,132.22, 7,082.43 and 2,774.35 is: 3,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.22 : 7,082.43 = 2,774.35 : x
  2. Step 2: Convert to fraction form
    5,132.22/7,082.43 = 2,774.35/x
  3. Step 3: Cross multiply
    5,132.22x = 7,082.43 × 2,774.35
  4. Step 4: Simplify right side
    5,132.22x = 19,649,139.67
  5. Step 5: Solve for x
    x = 19,649,139.67/5,132.22
  6. Step 6: Final answer
    x = 3,828.58

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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.