Home / 6,160.19-8,502.57-5,163.89

Finding the Fourth Proportional to 6,160.19, 8,502.57 and 5,163.89

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Solution

The fourth proportional to 6,160.19, 8,502.57 and 5,163.89 is: 7,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.19 : 8,502.57 = 5,163.89 : x
  2. Step 2: Convert to fraction form
    6,160.19/8,502.57 = 5,163.89/x
  3. Step 3: Cross multiply
    6,160.19x = 8,502.57 × 5,163.89
  4. Step 4: Simplify right side
    6,160.19x = 43,906,293.68
  5. Step 5: Solve for x
    x = 43,906,293.68/6,160.19
  6. Step 6: Final answer
    x = 7,127.43

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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.