Home / 9,098.92-12,553.37-5,515.03

Finding the Fourth Proportional to 9,098.92, 12,553.37 and 5,515.03

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Solution

The fourth proportional to 9,098.92, 12,553.37 and 5,515.03 is: 7,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.92 : 12,553.37 = 5,515.03 : x
  2. Step 2: Convert to fraction form
    9,098.92/12,553.37 = 5,515.03/x
  3. Step 3: Cross multiply
    9,098.92x = 12,553.37 × 5,515.03
  4. Step 4: Simplify right side
    9,098.92x = 69,232,173.87
  5. Step 5: Solve for x
    x = 69,232,173.87/9,098.92
  6. Step 6: Final answer
    x = 7,608.84

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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.