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Finding the Fourth Proportional to 5,541.33, 8,305.06 and 2,768.77

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Solution

The fourth proportional to 5,541.33, 8,305.06 and 2,768.77 is: 4,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.33 : 8,305.06 = 2,768.77 : x
  2. Step 2: Convert to fraction form
    5,541.33/8,305.06 = 2,768.77/x
  3. Step 3: Cross multiply
    5,541.33x = 8,305.06 × 2,768.77
  4. Step 4: Simplify right side
    5,541.33x = 22,994,800.98
  5. Step 5: Solve for x
    x = 22,994,800.98/5,541.33
  6. Step 6: Final answer
    x = 4,149.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.