Home / 11,420.04-17,132.40-4,400.04

Finding the Fourth Proportional to 11,420.04, 17,132.40 and 4,400.04

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Solution

The fourth proportional to 11,420.04, 17,132.40 and 4,400.04 is: 6,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420.04 : 17,132.40 = 4,400.04 : x
  2. Step 2: Convert to fraction form
    11,420.04/17,132.40 = 4,400.04/x
  3. Step 3: Cross multiply
    11,420.04x = 17,132.40 × 4,400.04
  4. Step 4: Simplify right side
    11,420.04x = 75,383,245.30
  5. Step 5: Solve for x
    x = 75,383,245.30/11,420.04
  6. Step 6: Final answer
    x = 6,600.96

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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.