Home / 6,493.22-9,742.15-2,110.70

Finding the Fourth Proportional to 6,493.22, 9,742.15 and 2,110.70

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Solution

The fourth proportional to 6,493.22, 9,742.15 and 2,110.70 is: 3,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.22 : 9,742.15 = 2,110.70 : x
  2. Step 2: Convert to fraction form
    6,493.22/9,742.15 = 2,110.70/x
  3. Step 3: Cross multiply
    6,493.22x = 9,742.15 × 2,110.70
  4. Step 4: Simplify right side
    6,493.22x = 20,562,707.29
  5. Step 5: Solve for x
    x = 20,562,707.29/6,493.22
  6. Step 6: Final answer
    x = 3,166.80

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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.