Home / 11,801.08-16,285.38-6,495.76

Finding the Fourth Proportional to 11,801.08, 16,285.38 and 6,495.76

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Solution

The fourth proportional to 11,801.08, 16,285.38 and 6,495.76 is: 8,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.08 : 16,285.38 = 6,495.76 : x
  2. Step 2: Convert to fraction form
    11,801.08/16,285.38 = 6,495.76/x
  3. Step 3: Cross multiply
    11,801.08x = 16,285.38 × 6,495.76
  4. Step 4: Simplify right side
    11,801.08x = 105,785,919.99
  5. Step 5: Solve for x
    x = 105,785,919.99/11,801.08
  6. Step 6: Final answer
    x = 8,964.09

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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.