Home / 2,254.18-3,381.78-793.34

Finding the Fourth Proportional to 2,254.18, 3,381.78 and 793.34

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Solution

The fourth proportional to 2,254.18, 3,381.78 and 793.34 is: 1,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.18 : 3,381.78 = 793.34 : x
  2. Step 2: Convert to fraction form
    2,254.18/3,381.78 = 793.34/x
  3. Step 3: Cross multiply
    2,254.18x = 3,381.78 × 793.34
  4. Step 4: Simplify right side
    2,254.18x = 2,682,919.12
  5. Step 5: Solve for x
    x = 2,682,919.12/2,254.18
  6. Step 6: Final answer
    x = 1,190.20

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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.