Home / 2,919.97-4,032.99-2,324.47

Finding the Fourth Proportional to 2,919.97, 4,032.99 and 2,324.47

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Solution

The fourth proportional to 2,919.97, 4,032.99 and 2,324.47 is: 3,210.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.97 : 4,032.99 = 2,324.47 : x
  2. Step 2: Convert to fraction form
    2,919.97/4,032.99 = 2,324.47/x
  3. Step 3: Cross multiply
    2,919.97x = 4,032.99 × 2,324.47
  4. Step 4: Simplify right side
    2,919.97x = 9,374,564.27
  5. Step 5: Solve for x
    x = 9,374,564.27/2,919.97
  6. Step 6: Final answer
    x = 3,210.50

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1.5x scale

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.