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Finding the Fourth Proportional to 9,858.52, 14,790.66 and 3,703

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Solution

The fourth proportional to 9,858.52, 14,790.66 and 3,703 is: 5,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.52 : 14,790.66 = 3,703 : x
  2. Step 2: Convert to fraction form
    9,858.52/14,790.66 = 3,703/x
  3. Step 3: Cross multiply
    9,858.52x = 14,790.66 × 3,703
  4. Step 4: Simplify right side
    9,858.52x = 54,769,813.98
  5. Step 5: Solve for x
    x = 54,769,813.98/9,858.52
  6. Step 6: Final answer
    x = 5,555.58

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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.