Home / 2,837.97-3,919.39-2,528.75

Finding the Fourth Proportional to 2,837.97, 3,919.39 and 2,528.75

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Solution

The fourth proportional to 2,837.97, 3,919.39 and 2,528.75 is: 3,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.97 : 3,919.39 = 2,528.75 : x
  2. Step 2: Convert to fraction form
    2,837.97/3,919.39 = 2,528.75/x
  3. Step 3: Cross multiply
    2,837.97x = 3,919.39 × 2,528.75
  4. Step 4: Simplify right side
    2,837.97x = 9,911,160.94
  5. Step 5: Solve for x
    x = 9,911,160.94/2,837.97
  6. Step 6: Final answer
    x = 3,492.34

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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.