Home / 11,037.36-15,231.17-6,320.73

Finding the Fourth Proportional to 11,037.36, 15,231.17 and 6,320.73

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Solution

The fourth proportional to 11,037.36, 15,231.17 and 6,320.73 is: 8,722.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.36 : 15,231.17 = 6,320.73 : x
  2. Step 2: Convert to fraction form
    11,037.36/15,231.17 = 6,320.73/x
  3. Step 3: Cross multiply
    11,037.36x = 15,231.17 × 6,320.73
  4. Step 4: Simplify right side
    11,037.36x = 96,272,186.07
  5. Step 5: Solve for x
    x = 96,272,186.07/11,037.36
  6. Step 6: Final answer
    x = 8,722.39

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Half scale
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Double scale
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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.