Home / 2,801.22-4,199.10-2,560.68

Finding the Fourth Proportional to 2,801.22, 4,199.10 and 2,560.68

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Solution

The fourth proportional to 2,801.22, 4,199.10 and 2,560.68 is: 3,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.22 : 4,199.10 = 2,560.68 : x
  2. Step 2: Convert to fraction form
    2,801.22/4,199.10 = 2,560.68/x
  3. Step 3: Cross multiply
    2,801.22x = 4,199.10 × 2,560.68
  4. Step 4: Simplify right side
    2,801.22x = 10,752,551.39
  5. Step 5: Solve for x
    x = 10,752,551.39/2,801.22
  6. Step 6: Final answer
    x = 3,838.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.