Home / 5,501.10-8,244.69-3,189.90

Finding the Fourth Proportional to 5,501.10, 8,244.69 and 3,189.90

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Solution

The fourth proportional to 5,501.10, 8,244.69 and 3,189.90 is: 4,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.10 : 8,244.69 = 3,189.90 : x
  2. Step 2: Convert to fraction form
    5,501.10/8,244.69 = 3,189.90/x
  3. Step 3: Cross multiply
    5,501.10x = 8,244.69 × 3,189.90
  4. Step 4: Simplify right side
    5,501.10x = 26,299,736.63
  5. Step 5: Solve for x
    x = 26,299,736.63/5,501.10
  6. Step 6: Final answer
    x = 4,780.81

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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.