Home / 6,113.89-9,166.76-2,217.79

Finding the Fourth Proportional to 6,113.89, 9,166.76 and 2,217.79

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Solution

The fourth proportional to 6,113.89, 9,166.76 and 2,217.79 is: 3,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.89 : 9,166.76 = 2,217.79 : x
  2. Step 2: Convert to fraction form
    6,113.89/9,166.76 = 2,217.79/x
  3. Step 3: Cross multiply
    6,113.89x = 9,166.76 × 2,217.79
  4. Step 4: Simplify right side
    6,113.89x = 20,329,891.74
  5. Step 5: Solve for x
    x = 20,329,891.74/6,113.89
  6. Step 6: Final answer
    x = 3,325.20

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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.