Home / 8,500.39-11,731.33-5,144.03

Finding the Fourth Proportional to 8,500.39, 11,731.33 and 5,144.03

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Solution

The fourth proportional to 8,500.39, 11,731.33 and 5,144.03 is: 7,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.39 : 11,731.33 = 5,144.03 : x
  2. Step 2: Convert to fraction form
    8,500.39/11,731.33 = 5,144.03/x
  3. Step 3: Cross multiply
    8,500.39x = 11,731.33 × 5,144.03
  4. Step 4: Simplify right side
    8,500.39x = 60,346,313.46
  5. Step 5: Solve for x
    x = 60,346,313.46/8,500.39
  6. Step 6: Final answer
    x = 7,099.24

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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.