Home / 3,848.46-5,311.22-2,276.26

Finding the Fourth Proportional to 3,848.46, 5,311.22 and 2,276.26

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Solution

The fourth proportional to 3,848.46, 5,311.22 and 2,276.26 is: 3,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.46 : 5,311.22 = 2,276.26 : x
  2. Step 2: Convert to fraction form
    3,848.46/5,311.22 = 2,276.26/x
  3. Step 3: Cross multiply
    3,848.46x = 5,311.22 × 2,276.26
  4. Step 4: Simplify right side
    3,848.46x = 12,089,717.64
  5. Step 5: Solve for x
    x = 12,089,717.64/3,848.46
  6. Step 6: Final answer
    x = 3,141.44

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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.