Home / 3,849.08-5,311.86-2,277.14

Finding the Fourth Proportional to 3,849.08, 5,311.86 and 2,277.14

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Solution

The fourth proportional to 3,849.08, 5,311.86 and 2,277.14 is: 3,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.08 : 5,311.86 = 2,277.14 : x
  2. Step 2: Convert to fraction form
    3,849.08/5,311.86 = 2,277.14/x
  3. Step 3: Cross multiply
    3,849.08x = 5,311.86 × 2,277.14
  4. Step 4: Simplify right side
    3,849.08x = 12,095,848.88
  5. Step 5: Solve for x
    x = 12,095,848.88/3,849.08
  6. Step 6: Final answer
    x = 3,142.53

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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.