Home / 3,848.48-5,311.68-2,277.44

Finding the Fourth Proportional to 3,848.48, 5,311.68 and 2,277.44

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Solution

The fourth proportional to 3,848.48, 5,311.68 and 2,277.44 is: 3,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.48 : 5,311.68 = 2,277.44 : x
  2. Step 2: Convert to fraction form
    3,848.48/5,311.68 = 2,277.44/x
  3. Step 3: Cross multiply
    3,848.48x = 5,311.68 × 2,277.44
  4. Step 4: Simplify right side
    3,848.48x = 12,097,032.50
  5. Step 5: Solve for x
    x = 12,097,032.50/3,848.48
  6. Step 6: Final answer
    x = 3,143.33

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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.