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Finding the Fourth Proportional to 6,609.77, 9,915.29 and 2,394.09

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Solution

The fourth proportional to 6,609.77, 9,915.29 and 2,394.09 is: 3,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.77 : 9,915.29 = 2,394.09 : x
  2. Step 2: Convert to fraction form
    6,609.77/9,915.29 = 2,394.09/x
  3. Step 3: Cross multiply
    6,609.77x = 9,915.29 × 2,394.09
  4. Step 4: Simplify right side
    6,609.77x = 23,738,096.64
  5. Step 5: Solve for x
    x = 23,738,096.64/6,609.77
  6. Step 6: Final answer
    x = 3,591.37

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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.