Home / 8,538.30-11,783.76-5,004.48

Finding the Fourth Proportional to 8,538.30, 11,783.76 and 5,004.48

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Solution

The fourth proportional to 8,538.30, 11,783.76 and 5,004.48 is: 6,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.30 : 11,783.76 = 5,004.48 : x
  2. Step 2: Convert to fraction form
    8,538.30/11,783.76 = 5,004.48/x
  3. Step 3: Cross multiply
    8,538.30x = 11,783.76 × 5,004.48
  4. Step 4: Simplify right side
    8,538.30x = 58,971,591.24
  5. Step 5: Solve for x
    x = 58,971,591.24/8,538.30
  6. Step 6: Final answer
    x = 6,906.71

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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.