Home / 11,671.30-17,496.42-4,270.60

Finding the Fourth Proportional to 11,671.30, 17,496.42 and 4,270.60

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Solution

The fourth proportional to 11,671.30, 17,496.42 and 4,270.60 is: 6,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671.30 : 17,496.42 = 4,270.60 : x
  2. Step 2: Convert to fraction form
    11,671.30/17,496.42 = 4,270.60/x
  3. Step 3: Cross multiply
    11,671.30x = 17,496.42 × 4,270.60
  4. Step 4: Simplify right side
    11,671.30x = 74,720,211.25
  5. Step 5: Solve for x
    x = 74,720,211.25/11,671.30
  6. Step 6: Final answer
    x = 6,402.05

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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.