Home / 11,509.11-15,883.16-6,793.29

Finding the Fourth Proportional to 11,509.11, 15,883.16 and 6,793.29

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Solution

The fourth proportional to 11,509.11, 15,883.16 and 6,793.29 is: 9,375.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.11 : 15,883.16 = 6,793.29 : x
  2. Step 2: Convert to fraction form
    11,509.11/15,883.16 = 6,793.29/x
  3. Step 3: Cross multiply
    11,509.11x = 15,883.16 × 6,793.29
  4. Step 4: Simplify right side
    11,509.11x = 107,898,878.03
  5. Step 5: Solve for x
    x = 107,898,878.03/11,509.11
  6. Step 6: Final answer
    x = 9,375.08

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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.