Home / 2,750.22-4,122.72-1,018.44

Finding the Fourth Proportional to 2,750.22, 4,122.72 and 1,018.44

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Solution

The fourth proportional to 2,750.22, 4,122.72 and 1,018.44 is: 1,526.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.22 : 4,122.72 = 1,018.44 : x
  2. Step 2: Convert to fraction form
    2,750.22/4,122.72 = 1,018.44/x
  3. Step 3: Cross multiply
    2,750.22x = 4,122.72 × 1,018.44
  4. Step 4: Simplify right side
    2,750.22x = 4,198,742.96
  5. Step 5: Solve for x
    x = 4,198,742.96/2,750.22
  6. Step 6: Final answer
    x = 1,526.69

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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.