Home / 8,308.17-12,462.26-3,376.49

Finding the Fourth Proportional to 8,308.17, 12,462.26 and 3,376.49

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Solution

The fourth proportional to 8,308.17, 12,462.26 and 3,376.49 is: 5,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.17 : 12,462.26 = 3,376.49 : x
  2. Step 2: Convert to fraction form
    8,308.17/12,462.26 = 3,376.49/x
  3. Step 3: Cross multiply
    8,308.17x = 12,462.26 × 3,376.49
  4. Step 4: Simplify right side
    8,308.17x = 42,078,617.07
  5. Step 5: Solve for x
    x = 42,078,617.07/8,308.17
  6. Step 6: Final answer
    x = 5,064.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.