Home / 3,885.44-5,361.36-2,314.16

Finding the Fourth Proportional to 3,885.44, 5,361.36 and 2,314.16

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Solution

The fourth proportional to 3,885.44, 5,361.36 and 2,314.16 is: 3,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.44 : 5,361.36 = 2,314.16 : x
  2. Step 2: Convert to fraction form
    3,885.44/5,361.36 = 2,314.16/x
  3. Step 3: Cross multiply
    3,885.44x = 5,361.36 × 2,314.16
  4. Step 4: Simplify right side
    3,885.44x = 12,407,044.86
  5. Step 5: Solve for x
    x = 12,407,044.86/3,885.44
  6. Step 6: Final answer
    x = 3,193.21

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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.