Home / 3,432.48-5,148.03-2,196.15

Finding the Fourth Proportional to 3,432.48, 5,148.03 and 2,196.15

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Solution

The fourth proportional to 3,432.48, 5,148.03 and 2,196.15 is: 3,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.48 : 5,148.03 = 2,196.15 : x
  2. Step 2: Convert to fraction form
    3,432.48/5,148.03 = 2,196.15/x
  3. Step 3: Cross multiply
    3,432.48x = 5,148.03 × 2,196.15
  4. Step 4: Simplify right side
    3,432.48x = 11,305,846.08
  5. Step 5: Solve for x
    x = 11,305,846.08/3,432.48
  6. Step 6: Final answer
    x = 3,293.78

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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.