Home / 4,238.14-6,349.29-3,780.58

Finding the Fourth Proportional to 4,238.14, 6,349.29 and 3,780.58

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Solution

The fourth proportional to 4,238.14, 6,349.29 and 3,780.58 is: 5,663.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.14 : 6,349.29 = 3,780.58 : x
  2. Step 2: Convert to fraction form
    4,238.14/6,349.29 = 3,780.58/x
  3. Step 3: Cross multiply
    4,238.14x = 6,349.29 × 3,780.58
  4. Step 4: Simplify right side
    4,238.14x = 24,003,998.79
  5. Step 5: Solve for x
    x = 24,003,998.79/4,238.14
  6. Step 6: Final answer
    x = 5,663.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.