Home / 11,908.01-16,423.58-7,659.56

Finding the Fourth Proportional to 11,908.01, 16,423.58 and 7,659.56

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Solution

The fourth proportional to 11,908.01, 16,423.58 and 7,659.56 is: 10,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.01 : 16,423.58 = 7,659.56 : x
  2. Step 2: Convert to fraction form
    11,908.01/16,423.58 = 7,659.56/x
  3. Step 3: Cross multiply
    11,908.01x = 16,423.58 × 7,659.56
  4. Step 4: Simplify right side
    11,908.01x = 125,797,358.13
  5. Step 5: Solve for x
    x = 125,797,358.13/11,908.01
  6. Step 6: Final answer
    x = 10,564.10

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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.