Home / 6,494.20-9,741.30-2,114.68

Finding the Fourth Proportional to 6,494.20, 9,741.30 and 2,114.68

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Solution

The fourth proportional to 6,494.20, 9,741.30 and 2,114.68 is: 3,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,494.20 : 9,741.30 = 2,114.68 : x
  2. Step 2: Convert to fraction form
    6,494.20/9,741.30 = 2,114.68/x
  3. Step 3: Cross multiply
    6,494.20x = 9,741.30 × 2,114.68
  4. Step 4: Simplify right side
    6,494.20x = 20,599,732.28
  5. Step 5: Solve for x
    x = 20,599,732.28/6,494.20
  6. Step 6: Final answer
    x = 3,172.02

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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.