Home / 2,716.01-4,076.07-1,987.46

Finding the Fourth Proportional to 2,716.01, 4,076.07 and 1,987.46

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Solution

The fourth proportional to 2,716.01, 4,076.07 and 1,987.46 is: 2,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.01 : 4,076.07 = 1,987.46 : x
  2. Step 2: Convert to fraction form
    2,716.01/4,076.07 = 1,987.46/x
  3. Step 3: Cross multiply
    2,716.01x = 4,076.07 × 1,987.46
  4. Step 4: Simplify right side
    2,716.01x = 8,101,036.18
  5. Step 5: Solve for x
    x = 8,101,036.18/2,716.01
  6. Step 6: Final answer
    x = 2,982.70

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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.