Home / 6,161.38-8,502.49-3,893.93

Finding the Fourth Proportional to 6,161.38, 8,502.49 and 3,893.93

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Solution

The fourth proportional to 6,161.38, 8,502.49 and 3,893.93 is: 5,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.38 : 8,502.49 = 3,893.93 : x
  2. Step 2: Convert to fraction form
    6,161.38/8,502.49 = 3,893.93/x
  3. Step 3: Cross multiply
    6,161.38x = 8,502.49 × 3,893.93
  4. Step 4: Simplify right side
    6,161.38x = 33,108,058.37
  5. Step 5: Solve for x
    x = 33,108,058.37/6,161.38
  6. Step 6: Final answer
    x = 5,373.49

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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.