Home / 5,482.54-8,209.77-3,628.05

Finding the Fourth Proportional to 5,482.54, 8,209.77 and 3,628.05

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Solution

The fourth proportional to 5,482.54, 8,209.77 and 3,628.05 is: 5,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.54 : 8,209.77 = 3,628.05 : x
  2. Step 2: Convert to fraction form
    5,482.54/8,209.77 = 3,628.05/x
  3. Step 3: Cross multiply
    5,482.54x = 8,209.77 × 3,628.05
  4. Step 4: Simplify right side
    5,482.54x = 29,785,456.05
  5. Step 5: Solve for x
    x = 29,785,456.05/5,482.54
  6. Step 6: Final answer
    x = 5,432.78

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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.