Home / 6,764.40-9,324.37-6,633.18

Finding the Fourth Proportional to 6,764.40, 9,324.37 and 6,633.18

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Solution

The fourth proportional to 6,764.40, 9,324.37 and 6,633.18 is: 9,143.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.40 : 9,324.37 = 6,633.18 : x
  2. Step 2: Convert to fraction form
    6,764.40/9,324.37 = 6,633.18/x
  3. Step 3: Cross multiply
    6,764.40x = 9,324.37 × 6,633.18
  4. Step 4: Simplify right side
    6,764.40x = 61,850,224.60
  5. Step 5: Solve for x
    x = 61,850,224.60/6,764.40
  6. Step 6: Final answer
    x = 9,143.49

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Similar ratio
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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.