Home / 4,015.53-5,541.19-2,222.90

Finding the Fourth Proportional to 4,015.53, 5,541.19 and 2,222.90

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Solution

The fourth proportional to 4,015.53, 5,541.19 and 2,222.90 is: 3,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.53 : 5,541.19 = 2,222.90 : x
  2. Step 2: Convert to fraction form
    4,015.53/5,541.19 = 2,222.90/x
  3. Step 3: Cross multiply
    4,015.53x = 5,541.19 × 2,222.90
  4. Step 4: Simplify right side
    4,015.53x = 12,317,498.77
  5. Step 5: Solve for x
    x = 12,317,498.77/4,015.53
  6. Step 6: Final answer
    x = 3,067.47

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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.