Home / 2,716.42-4,073.40-1,071.70

Finding the Fourth Proportional to 2,716.42, 4,073.40 and 1,071.70

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Solution

The fourth proportional to 2,716.42, 4,073.40 and 1,071.70 is: 1,607.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.42 : 4,073.40 = 1,071.70 : x
  2. Step 2: Convert to fraction form
    2,716.42/4,073.40 = 1,071.70/x
  3. Step 3: Cross multiply
    2,716.42x = 4,073.40 × 1,071.70
  4. Step 4: Simplify right side
    2,716.42x = 4,365,462.78
  5. Step 5: Solve for x
    x = 4,365,462.78/2,716.42
  6. Step 6: Final answer
    x = 1,607.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.