Home / 11,601.22-16,009.78-6,296.06

Finding the Fourth Proportional to 11,601.22, 16,009.78 and 6,296.06

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Solution

The fourth proportional to 11,601.22, 16,009.78 and 6,296.06 is: 8,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.22 : 16,009.78 = 6,296.06 : x
  2. Step 2: Convert to fraction form
    11,601.22/16,009.78 = 6,296.06/x
  3. Step 3: Cross multiply
    11,601.22x = 16,009.78 × 6,296.06
  4. Step 4: Simplify right side
    11,601.22x = 100,798,535.47
  5. Step 5: Solve for x
    x = 100,798,535.47/11,601.22
  6. Step 6: Final answer
    x = 8,688.62

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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.