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Finding the Fourth Proportional to 6,702.90, 10,053.90 and 1,772.43

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Solution

The fourth proportional to 6,702.90, 10,053.90 and 1,772.43 is: 2,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.90 : 10,053.90 = 1,772.43 : x
  2. Step 2: Convert to fraction form
    6,702.90/10,053.90 = 1,772.43/x
  3. Step 3: Cross multiply
    6,702.90x = 10,053.90 × 1,772.43
  4. Step 4: Simplify right side
    6,702.90x = 17,819,833.98
  5. Step 5: Solve for x
    x = 17,819,833.98/6,702.90
  6. Step 6: Final answer
    x = 2,658.53

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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.