Home / 11,285.52-15,573.78-6,249.57

Finding the Fourth Proportional to 11,285.52, 15,573.78 and 6,249.57

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Solution

The fourth proportional to 11,285.52, 15,573.78 and 6,249.57 is: 8,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.52 : 15,573.78 = 6,249.57 : x
  2. Step 2: Convert to fraction form
    11,285.52/15,573.78 = 6,249.57/x
  3. Step 3: Cross multiply
    11,285.52x = 15,573.78 × 6,249.57
  4. Step 4: Simplify right side
    11,285.52x = 97,329,428.27
  5. Step 5: Solve for x
    x = 97,329,428.27/11,285.52
  6. Step 6: Final answer
    x = 8,624.28

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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.