Home / 8,324.55-11,485.08-5,493.33

Finding the Fourth Proportional to 8,324.55, 11,485.08 and 5,493.33

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Solution

The fourth proportional to 8,324.55, 11,485.08 and 5,493.33 is: 7,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.55 : 11,485.08 = 5,493.33 : x
  2. Step 2: Convert to fraction form
    8,324.55/11,485.08 = 5,493.33/x
  3. Step 3: Cross multiply
    8,324.55x = 11,485.08 × 5,493.33
  4. Step 4: Simplify right side
    8,324.55x = 63,091,334.52
  5. Step 5: Solve for x
    x = 63,091,334.52/8,324.55
  6. Step 6: Final answer
    x = 7,578.95

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Half scale
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Double scale
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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.