Home / 2,710.14-4,067.58-1,324.50

Finding the Fourth Proportional to 2,710.14, 4,067.58 and 1,324.50

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Solution

The fourth proportional to 2,710.14, 4,067.58 and 1,324.50 is: 1,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.14 : 4,067.58 = 1,324.50 : x
  2. Step 2: Convert to fraction form
    2,710.14/4,067.58 = 1,324.50/x
  3. Step 3: Cross multiply
    2,710.14x = 4,067.58 × 1,324.50
  4. Step 4: Simplify right side
    2,710.14x = 5,387,509.71
  5. Step 5: Solve for x
    x = 5,387,509.71/2,710.14
  6. Step 6: Final answer
    x = 1,987.91

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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.