Home / 3,560.90-4,913.20-2,067.92

Finding the Fourth Proportional to 3,560.90, 4,913.20 and 2,067.92

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Solution

The fourth proportional to 3,560.90, 4,913.20 and 2,067.92 is: 2,853.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.90 : 4,913.20 = 2,067.92 : x
  2. Step 2: Convert to fraction form
    3,560.90/4,913.20 = 2,067.92/x
  3. Step 3: Cross multiply
    3,560.90x = 4,913.20 × 2,067.92
  4. Step 4: Simplify right side
    3,560.90x = 10,160,074.81
  5. Step 5: Solve for x
    x = 10,160,074.81/3,560.90
  6. Step 6: Final answer
    x = 2,853.24

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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.