Home / 8,196.26-11,310.81-4,659.47

Finding the Fourth Proportional to 8,196.26, 11,310.81 and 4,659.47

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Solution

The fourth proportional to 8,196.26, 11,310.81 and 4,659.47 is: 6,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.26 : 11,310.81 = 4,659.47 : x
  2. Step 2: Convert to fraction form
    8,196.26/11,310.81 = 4,659.47/x
  3. Step 3: Cross multiply
    8,196.26x = 11,310.81 × 4,659.47
  4. Step 4: Simplify right side
    8,196.26x = 52,702,379.87
  5. Step 5: Solve for x
    x = 52,702,379.87/8,196.26
  6. Step 6: Final answer
    x = 6,430.05

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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.