Home / 2,794.32-3,856.26-1,535.49

Finding the Fourth Proportional to 2,794.32, 3,856.26 and 1,535.49

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Solution

The fourth proportional to 2,794.32, 3,856.26 and 1,535.49 is: 2,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.32 : 3,856.26 = 1,535.49 : x
  2. Step 2: Convert to fraction form
    2,794.32/3,856.26 = 1,535.49/x
  3. Step 3: Cross multiply
    2,794.32x = 3,856.26 × 1,535.49
  4. Step 4: Simplify right side
    2,794.32x = 5,921,248.67
  5. Step 5: Solve for x
    x = 5,921,248.67/2,794.32
  6. Step 6: Final answer
    x = 2,119.03

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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.