Home / 3,519.60-4,856.92-2,513.12

Finding the Fourth Proportional to 3,519.60, 4,856.92 and 2,513.12

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Solution

The fourth proportional to 3,519.60, 4,856.92 and 2,513.12 is: 3,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.60 : 4,856.92 = 2,513.12 : x
  2. Step 2: Convert to fraction form
    3,519.60/4,856.92 = 2,513.12/x
  3. Step 3: Cross multiply
    3,519.60x = 4,856.92 × 2,513.12
  4. Step 4: Simplify right side
    3,519.60x = 12,206,022.79
  5. Step 5: Solve for x
    x = 12,206,022.79/3,519.60
  6. Step 6: Final answer
    x = 3,468.01

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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.