Home / 11,587.91-17,388.25-6,322.70

Finding the Fourth Proportional to 11,587.91, 17,388.25 and 6,322.70

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Solution

The fourth proportional to 11,587.91, 17,388.25 and 6,322.70 is: 9,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.91 : 17,388.25 = 6,322.70 : x
  2. Step 2: Convert to fraction form
    11,587.91/17,388.25 = 6,322.70/x
  3. Step 3: Cross multiply
    11,587.91x = 17,388.25 × 6,322.70
  4. Step 4: Simplify right side
    11,587.91x = 109,940,715.94
  5. Step 5: Solve for x
    x = 109,940,715.94/11,587.91
  6. Step 6: Final answer
    x = 9,487.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.