Home / 3,849.52-5,311.92-2,357.68

Finding the Fourth Proportional to 3,849.52, 5,311.92 and 2,357.68

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Solution

The fourth proportional to 3,849.52, 5,311.92 and 2,357.68 is: 3,253.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.52 : 5,311.92 = 2,357.68 : x
  2. Step 2: Convert to fraction form
    3,849.52/5,311.92 = 2,357.68/x
  3. Step 3: Cross multiply
    3,849.52x = 5,311.92 × 2,357.68
  4. Step 4: Simplify right side
    3,849.52x = 12,523,807.55
  5. Step 5: Solve for x
    x = 12,523,807.55/3,849.52
  6. Step 6: Final answer
    x = 3,253.34

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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.