Home / 3,909.27-5,864.48-1,135.58

Finding the Fourth Proportional to 3,909.27, 5,864.48 and 1,135.58

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Solution

The fourth proportional to 3,909.27, 5,864.48 and 1,135.58 is: 1,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.27 : 5,864.48 = 1,135.58 : x
  2. Step 2: Convert to fraction form
    3,909.27/5,864.48 = 1,135.58/x
  3. Step 3: Cross multiply
    3,909.27x = 5,864.48 × 1,135.58
  4. Step 4: Simplify right side
    3,909.27x = 6,659,586.20
  5. Step 5: Solve for x
    x = 6,659,586.20/3,909.27
  6. Step 6: Final answer
    x = 1,703.54

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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.