Home / 6,516.91-9,778.11-2,817.25

Finding the Fourth Proportional to 6,516.91, 9,778.11 and 2,817.25

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Solution

The fourth proportional to 6,516.91, 9,778.11 and 2,817.25 is: 4,227.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.91 : 9,778.11 = 2,817.25 : x
  2. Step 2: Convert to fraction form
    6,516.91/9,778.11 = 2,817.25/x
  3. Step 3: Cross multiply
    6,516.91x = 9,778.11 × 2,817.25
  4. Step 4: Simplify right side
    6,516.91x = 27,547,380.40
  5. Step 5: Solve for x
    x = 27,547,380.40/6,516.91
  6. Step 6: Final answer
    x = 4,227.06

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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.