Home / 11,468.25-15,826.21-6,691.48

Finding the Fourth Proportional to 11,468.25, 15,826.21 and 6,691.48

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Solution

The fourth proportional to 11,468.25, 15,826.21 and 6,691.48 is: 9,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.25 : 15,826.21 = 6,691.48 : x
  2. Step 2: Convert to fraction form
    11,468.25/15,826.21 = 6,691.48/x
  3. Step 3: Cross multiply
    11,468.25x = 15,826.21 × 6,691.48
  4. Step 4: Simplify right side
    11,468.25x = 105,900,749.04
  5. Step 5: Solve for x
    x = 105,900,749.04/11,468.25
  6. Step 6: Final answer
    x = 9,234.26

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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.