Home / 2,908.22-4,023.91-2,535.98

Finding the Fourth Proportional to 2,908.22, 4,023.91 and 2,535.98

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Solution

The fourth proportional to 2,908.22, 4,023.91 and 2,535.98 is: 3,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.22 : 4,023.91 = 2,535.98 : x
  2. Step 2: Convert to fraction form
    2,908.22/4,023.91 = 2,535.98/x
  3. Step 3: Cross multiply
    2,908.22x = 4,023.91 × 2,535.98
  4. Step 4: Simplify right side
    2,908.22x = 10,204,528.82
  5. Step 5: Solve for x
    x = 10,204,528.82/2,908.22
  6. Step 6: Final answer
    x = 3,508.85

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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.