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Finding the Fourth Proportional to 6,595.65, 9,891.88 and 2,211.97

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Solution

The fourth proportional to 6,595.65, 9,891.88 and 2,211.97 is: 3,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,595.65 : 9,891.88 = 2,211.97 : x
  2. Step 2: Convert to fraction form
    6,595.65/9,891.88 = 2,211.97/x
  3. Step 3: Cross multiply
    6,595.65x = 9,891.88 × 2,211.97
  4. Step 4: Simplify right side
    6,595.65x = 21,880,530.74
  5. Step 5: Solve for x
    x = 21,880,530.74/6,595.65
  6. Step 6: Final answer
    x = 3,317.42

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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.