Home / 8,310.48-11,459.13-6,793.34

Finding the Fourth Proportional to 8,310.48, 11,459.13 and 6,793.34

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Solution

The fourth proportional to 8,310.48, 11,459.13 and 6,793.34 is: 9,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.48 : 11,459.13 = 6,793.34 : x
  2. Step 2: Convert to fraction form
    8,310.48/11,459.13 = 6,793.34/x
  3. Step 3: Cross multiply
    8,310.48x = 11,459.13 × 6,793.34
  4. Step 4: Simplify right side
    8,310.48x = 77,845,708.90
  5. Step 5: Solve for x
    x = 77,845,708.90/8,310.48
  6. Step 6: Final answer
    x = 9,367.17

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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.