Home / 11,935.52-16,469.88-6,898.76

Finding the Fourth Proportional to 11,935.52, 16,469.88 and 6,898.76

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Solution

The fourth proportional to 11,935.52, 16,469.88 and 6,898.76 is: 9,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.52 : 16,469.88 = 6,898.76 : x
  2. Step 2: Convert to fraction form
    11,935.52/16,469.88 = 6,898.76/x
  3. Step 3: Cross multiply
    11,935.52x = 16,469.88 × 6,898.76
  4. Step 4: Simplify right side
    11,935.52x = 113,621,749.35
  5. Step 5: Solve for x
    x = 113,621,749.35/11,935.52
  6. Step 6: Final answer
    x = 9,519.63

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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.