Home / 11,322.77-15,624.68-6,286.74

Finding the Fourth Proportional to 11,322.77, 15,624.68 and 6,286.74

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Solution

The fourth proportional to 11,322.77, 15,624.68 and 6,286.74 is: 8,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.77 : 15,624.68 = 6,286.74 : x
  2. Step 2: Convert to fraction form
    11,322.77/15,624.68 = 6,286.74/x
  3. Step 3: Cross multiply
    11,322.77x = 15,624.68 × 6,286.74
  4. Step 4: Simplify right side
    11,322.77x = 98,228,269.31
  5. Step 5: Solve for x
    x = 98,228,269.31/11,322.77
  6. Step 6: Final answer
    x = 8,675.29

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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.