Home / 11,809.28-16,296.81-7,093.55

Finding the Fourth Proportional to 11,809.28, 16,296.81 and 7,093.55

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Solution

The fourth proportional to 11,809.28, 16,296.81 and 7,093.55 is: 9,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.28 : 16,296.81 = 7,093.55 : x
  2. Step 2: Convert to fraction form
    11,809.28/16,296.81 = 7,093.55/x
  3. Step 3: Cross multiply
    11,809.28x = 16,296.81 × 7,093.55
  4. Step 4: Simplify right side
    11,809.28x = 115,602,236.58
  5. Step 5: Solve for x
    x = 115,602,236.58/11,809.28
  6. Step 6: Final answer
    x = 9,789.10

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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.