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Finding the Fourth Proportional to 3,833.68, 5,750.86 and 1,493.86

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Solution

The fourth proportional to 3,833.68, 5,750.86 and 1,493.86 is: 2,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.68 : 5,750.86 = 1,493.86 : x
  2. Step 2: Convert to fraction form
    3,833.68/5,750.86 = 1,493.86/x
  3. Step 3: Cross multiply
    3,833.68x = 5,750.86 × 1,493.86
  4. Step 4: Simplify right side
    3,833.68x = 8,590,979.72
  5. Step 5: Solve for x
    x = 8,590,979.72/3,833.68
  6. Step 6: Final answer
    x = 2,240.92

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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.