Home / 11,630.28-17,446.16-3,839.16

Finding the Fourth Proportional to 11,630.28, 17,446.16 and 3,839.16

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Solution

The fourth proportional to 11,630.28, 17,446.16 and 3,839.16 is: 5,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.28 : 17,446.16 = 3,839.16 : x
  2. Step 2: Convert to fraction form
    11,630.28/17,446.16 = 3,839.16/x
  3. Step 3: Cross multiply
    11,630.28x = 17,446.16 × 3,839.16
  4. Step 4: Simplify right side
    11,630.28x = 66,978,599.63
  5. Step 5: Solve for x
    x = 66,978,599.63/11,630.28
  6. Step 6: Final answer
    x = 5,758.98

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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.