Home / 6,281.67-9,423.12-2,122.96

Finding the Fourth Proportional to 6,281.67, 9,423.12 and 2,122.96

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Solution

The fourth proportional to 6,281.67, 9,423.12 and 2,122.96 is: 3,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.67 : 9,423.12 = 2,122.96 : x
  2. Step 2: Convert to fraction form
    6,281.67/9,423.12 = 2,122.96/x
  3. Step 3: Cross multiply
    6,281.67x = 9,423.12 × 2,122.96
  4. Step 4: Simplify right side
    6,281.67x = 20,004,906.84
  5. Step 5: Solve for x
    x = 20,004,906.84/6,281.67
  6. Step 6: Final answer
    x = 3,184.65

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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.