Home / 7,466.60-11,183.70-6,645.80

Finding the Fourth Proportional to 7,466.60, 11,183.70 and 6,645.80

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Solution

The fourth proportional to 7,466.60, 11,183.70 and 6,645.80 is: 9,954.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.60 : 11,183.70 = 6,645.80 : x
  2. Step 2: Convert to fraction form
    7,466.60/11,183.70 = 6,645.80/x
  3. Step 3: Cross multiply
    7,466.60x = 11,183.70 × 6,645.80
  4. Step 4: Simplify right side
    7,466.60x = 74,324,633.46
  5. Step 5: Solve for x
    x = 74,324,633.46/7,466.60
  6. Step 6: Final answer
    x = 9,954.28

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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.