Home / 8,320.40-11,466.37-5,958.44

Finding the Fourth Proportional to 8,320.40, 11,466.37 and 5,958.44

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Solution

The fourth proportional to 8,320.40, 11,466.37 and 5,958.44 is: 8,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320.40 : 11,466.37 = 5,958.44 : x
  2. Step 2: Convert to fraction form
    8,320.40/11,466.37 = 5,958.44/x
  3. Step 3: Cross multiply
    8,320.40x = 11,466.37 × 5,958.44
  4. Step 4: Simplify right side
    8,320.40x = 68,321,691.43
  5. Step 5: Solve for x
    x = 68,321,691.43/8,320.40
  6. Step 6: Final answer
    x = 8,211.34

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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.