Home / 11,202.62-15,460.54-6,167.78

Finding the Fourth Proportional to 11,202.62, 15,460.54 and 6,167.78

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Solution

The fourth proportional to 11,202.62, 15,460.54 and 6,167.78 is: 8,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.62 : 15,460.54 = 6,167.78 : x
  2. Step 2: Convert to fraction form
    11,202.62/15,460.54 = 6,167.78/x
  3. Step 3: Cross multiply
    11,202.62x = 15,460.54 × 6,167.78
  4. Step 4: Simplify right side
    11,202.62x = 95,357,209.40
  5. Step 5: Solve for x
    x = 95,357,209.40/11,202.62
  6. Step 6: Final answer
    x = 8,512.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.