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Finding the Fourth Proportional to 6,189.92, 8,545.97 and 4,300.89

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Solution

The fourth proportional to 6,189.92, 8,545.97 and 4,300.89 is: 5,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.92 : 8,545.97 = 4,300.89 : x
  2. Step 2: Convert to fraction form
    6,189.92/8,545.97 = 4,300.89/x
  3. Step 3: Cross multiply
    6,189.92x = 8,545.97 × 4,300.89
  4. Step 4: Simplify right side
    6,189.92x = 36,755,255.41
  5. Step 5: Solve for x
    x = 36,755,255.41/6,189.92
  6. Step 6: Final answer
    x = 5,937.93

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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.