Home / 6,120.03-9,180.05-1,677.73

Finding the Fourth Proportional to 6,120.03, 9,180.05 and 1,677.73

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Solution

The fourth proportional to 6,120.03, 9,180.05 and 1,677.73 is: 2,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.03 : 9,180.05 = 1,677.73 : x
  2. Step 2: Convert to fraction form
    6,120.03/9,180.05 = 1,677.73/x
  3. Step 3: Cross multiply
    6,120.03x = 9,180.05 × 1,677.73
  4. Step 4: Simplify right side
    6,120.03x = 15,401,645.29
  5. Step 5: Solve for x
    x = 15,401,645.29/6,120.03
  6. Step 6: Final answer
    x = 2,516.60

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Similar ratio
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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.