Home / 11,209.31-15,468.84-6,173.48

Finding the Fourth Proportional to 11,209.31, 15,468.84 and 6,173.48

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Solution

The fourth proportional to 11,209.31, 15,468.84 and 6,173.48 is: 8,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.31 : 15,468.84 = 6,173.48 : x
  2. Step 2: Convert to fraction form
    11,209.31/15,468.84 = 6,173.48/x
  3. Step 3: Cross multiply
    11,209.31x = 15,468.84 × 6,173.48
  4. Step 4: Simplify right side
    11,209.31x = 95,496,613.04
  5. Step 5: Solve for x
    x = 95,496,613.04/11,209.31
  6. Step 6: Final answer
    x = 8,519.41

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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.