Home / 8,225.08-11,354.36-5,245

Finding the Fourth Proportional to 8,225.08, 11,354.36 and 5,245

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Solution

The fourth proportional to 8,225.08, 11,354.36 and 5,245 is: 7,240.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.08 : 11,354.36 = 5,245 : x
  2. Step 2: Convert to fraction form
    8,225.08/11,354.36 = 5,245/x
  3. Step 3: Cross multiply
    8,225.08x = 11,354.36 × 5,245
  4. Step 4: Simplify right side
    8,225.08x = 59,553,618.20
  5. Step 5: Solve for x
    x = 59,553,618.20/8,225.08
  6. Step 6: Final answer
    x = 7,240.49

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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.