Home / 2,833.30-3,908.28-2,274.40

Finding the Fourth Proportional to 2,833.30, 3,908.28 and 2,274.40

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Solution

The fourth proportional to 2,833.30, 3,908.28 and 2,274.40 is: 3,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.30 : 3,908.28 = 2,274.40 : x
  2. Step 2: Convert to fraction form
    2,833.30/3,908.28 = 2,274.40/x
  3. Step 3: Cross multiply
    2,833.30x = 3,908.28 × 2,274.40
  4. Step 4: Simplify right side
    2,833.30x = 8,888,992.03
  5. Step 5: Solve for x
    x = 8,888,992.03/2,833.30
  6. Step 6: Final answer
    x = 3,137.33

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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.