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Finding the Fourth Proportional to 7,847.70, 11,773.36 and 2,301.47

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Solution

The fourth proportional to 7,847.70, 11,773.36 and 2,301.47 is: 3,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.70 : 11,773.36 = 2,301.47 : x
  2. Step 2: Convert to fraction form
    7,847.70/11,773.36 = 2,301.47/x
  3. Step 3: Cross multiply
    7,847.70x = 11,773.36 × 2,301.47
  4. Step 4: Simplify right side
    7,847.70x = 27,096,034.84
  5. Step 5: Solve for x
    x = 27,096,034.84/7,847.70
  6. Step 6: Final answer
    x = 3,452.74

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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.