Home / 8,129.24-11,216.92-4,592.36

Finding the Fourth Proportional to 8,129.24, 11,216.92 and 4,592.36

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Solution

The fourth proportional to 8,129.24, 11,216.92 and 4,592.36 is: 6,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.24 : 11,216.92 = 4,592.36 : x
  2. Step 2: Convert to fraction form
    8,129.24/11,216.92 = 4,592.36/x
  3. Step 3: Cross multiply
    8,129.24x = 11,216.92 × 4,592.36
  4. Step 4: Simplify right side
    8,129.24x = 51,512,134.73
  5. Step 5: Solve for x
    x = 51,512,134.73/8,129.24
  6. Step 6: Final answer
    x = 6,336.65

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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.