Home / 9,680.41-14,512.01-3,439.60

Finding the Fourth Proportional to 9,680.41, 14,512.01 and 3,439.60

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Solution

The fourth proportional to 9,680.41, 14,512.01 and 3,439.60 is: 5,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.41 : 14,512.01 = 3,439.60 : x
  2. Step 2: Convert to fraction form
    9,680.41/14,512.01 = 3,439.60/x
  3. Step 3: Cross multiply
    9,680.41x = 14,512.01 × 3,439.60
  4. Step 4: Simplify right side
    9,680.41x = 49,915,419.84
  5. Step 5: Solve for x
    x = 49,915,419.84/9,680.41
  6. Step 6: Final answer
    x = 5,156.34

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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.