Home / 8,260.38-11,396.56-4,674.84

Finding the Fourth Proportional to 8,260.38, 11,396.56 and 4,674.84

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Solution

The fourth proportional to 8,260.38, 11,396.56 and 4,674.84 is: 6,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.38 : 11,396.56 = 4,674.84 : x
  2. Step 2: Convert to fraction form
    8,260.38/11,396.56 = 4,674.84/x
  3. Step 3: Cross multiply
    8,260.38x = 11,396.56 × 4,674.84
  4. Step 4: Simplify right side
    8,260.38x = 53,277,094.55
  5. Step 5: Solve for x
    x = 53,277,094.55/8,260.38
  6. Step 6: Final answer
    x = 6,449.71

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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.