Home / 5,467.48-7,540.86-3,789.52

Finding the Fourth Proportional to 5,467.48, 7,540.86 and 3,789.52

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Solution

The fourth proportional to 5,467.48, 7,540.86 and 3,789.52 is: 5,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.48 : 7,540.86 = 3,789.52 : x
  2. Step 2: Convert to fraction form
    5,467.48/7,540.86 = 3,789.52/x
  3. Step 3: Cross multiply
    5,467.48x = 7,540.86 × 3,789.52
  4. Step 4: Simplify right side
    5,467.48x = 28,576,239.79
  5. Step 5: Solve for x
    x = 28,576,239.79/5,467.48
  6. Step 6: Final answer
    x = 5,226.58

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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.