Home / 2,948.14-4,067.26-1,688.52

Finding the Fourth Proportional to 2,948.14, 4,067.26 and 1,688.52

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Solution

The fourth proportional to 2,948.14, 4,067.26 and 1,688.52 is: 2,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.14 : 4,067.26 = 1,688.52 : x
  2. Step 2: Convert to fraction form
    2,948.14/4,067.26 = 1,688.52/x
  3. Step 3: Cross multiply
    2,948.14x = 4,067.26 × 1,688.52
  4. Step 4: Simplify right side
    2,948.14x = 6,867,649.86
  5. Step 5: Solve for x
    x = 6,867,649.86/2,948.14
  6. Step 6: Final answer
    x = 2,329.49

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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.