Home / 4,028.68-5,560.14-2,913.22

Finding the Fourth Proportional to 4,028.68, 5,560.14 and 2,913.22

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Solution

The fourth proportional to 4,028.68, 5,560.14 and 2,913.22 is: 4,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.68 : 5,560.14 = 2,913.22 : x
  2. Step 2: Convert to fraction form
    4,028.68/5,560.14 = 2,913.22/x
  3. Step 3: Cross multiply
    4,028.68x = 5,560.14 × 2,913.22
  4. Step 4: Simplify right side
    4,028.68x = 16,197,911.05
  5. Step 5: Solve for x
    x = 16,197,911.05/4,028.68
  6. Step 6: Final answer
    x = 4,020.65

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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.