Home / 2,710.42-3,740.35-1,591.17

Finding the Fourth Proportional to 2,710.42, 3,740.35 and 1,591.17

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Solution

The fourth proportional to 2,710.42, 3,740.35 and 1,591.17 is: 2,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.42 : 3,740.35 = 1,591.17 : x
  2. Step 2: Convert to fraction form
    2,710.42/3,740.35 = 1,591.17/x
  3. Step 3: Cross multiply
    2,710.42x = 3,740.35 × 1,591.17
  4. Step 4: Simplify right side
    2,710.42x = 5,951,506.05
  5. Step 5: Solve for x
    x = 5,951,506.05/2,710.42
  6. Step 6: Final answer
    x = 2,195.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.