Home / 3,520.35-4,856.13-2,261.59

Finding the Fourth Proportional to 3,520.35, 4,856.13 and 2,261.59

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Solution

The fourth proportional to 3,520.35, 4,856.13 and 2,261.59 is: 3,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.35 : 4,856.13 = 2,261.59 : x
  2. Step 2: Convert to fraction form
    3,520.35/4,856.13 = 2,261.59/x
  3. Step 3: Cross multiply
    3,520.35x = 4,856.13 × 2,261.59
  4. Step 4: Simplify right side
    3,520.35x = 10,982,562.91
  5. Step 5: Solve for x
    x = 10,982,562.91/3,520.35
  6. Step 6: Final answer
    x = 3,119.74

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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.