Home / 4,227.48-5,835.11-3,387.85

Finding the Fourth Proportional to 4,227.48, 5,835.11 and 3,387.85

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Solution

The fourth proportional to 4,227.48, 5,835.11 and 3,387.85 is: 4,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.48 : 5,835.11 = 3,387.85 : x
  2. Step 2: Convert to fraction form
    4,227.48/5,835.11 = 3,387.85/x
  3. Step 3: Cross multiply
    4,227.48x = 5,835.11 × 3,387.85
  4. Step 4: Simplify right side
    4,227.48x = 19,768,445.89
  5. Step 5: Solve for x
    x = 19,768,445.89/4,227.48
  6. Step 6: Final answer
    x = 4,676.18

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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.