Home / 6,520.20-9,781.22-2,017.66

Finding the Fourth Proportional to 6,520.20, 9,781.22 and 2,017.66

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Solution

The fourth proportional to 6,520.20, 9,781.22 and 2,017.66 is: 3,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.20 : 9,781.22 = 2,017.66 : x
  2. Step 2: Convert to fraction form
    6,520.20/9,781.22 = 2,017.66/x
  3. Step 3: Cross multiply
    6,520.20x = 9,781.22 × 2,017.66
  4. Step 4: Simplify right side
    6,520.20x = 19,735,176.35
  5. Step 5: Solve for x
    x = 19,735,176.35/6,520.20
  6. Step 6: Final answer
    x = 3,026.77

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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.