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Finding the Fourth Proportional to 5,333.74, 8,017.83 and 4,945.54

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Solution

The fourth proportional to 5,333.74, 8,017.83 and 4,945.54 is: 7,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.74 : 8,017.83 = 4,945.54 : x
  2. Step 2: Convert to fraction form
    5,333.74/8,017.83 = 4,945.54/x
  3. Step 3: Cross multiply
    5,333.74x = 8,017.83 × 4,945.54
  4. Step 4: Simplify right side
    5,333.74x = 39,652,498.98
  5. Step 5: Solve for x
    x = 39,652,498.98/5,333.74
  6. Step 6: Final answer
    x = 7,434.28

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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.