Home / 2,712.68-3,743.88-1,534.04

Finding the Fourth Proportional to 2,712.68, 3,743.88 and 1,534.04

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Solution

The fourth proportional to 2,712.68, 3,743.88 and 1,534.04 is: 2,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.68 : 3,743.88 = 1,534.04 : x
  2. Step 2: Convert to fraction form
    2,712.68/3,743.88 = 1,534.04/x
  3. Step 3: Cross multiply
    2,712.68x = 3,743.88 × 1,534.04
  4. Step 4: Simplify right side
    2,712.68x = 5,743,261.68
  5. Step 5: Solve for x
    x = 5,743,261.68/2,712.68
  6. Step 6: Final answer
    x = 2,117.19

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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.