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Finding the Fourth Proportional to 3,348.50, 5,024.91 and 1,296.50

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Solution

The fourth proportional to 3,348.50, 5,024.91 and 1,296.50 is: 1,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.50 : 5,024.91 = 1,296.50 : x
  2. Step 2: Convert to fraction form
    3,348.50/5,024.91 = 1,296.50/x
  3. Step 3: Cross multiply
    3,348.50x = 5,024.91 × 1,296.50
  4. Step 4: Simplify right side
    3,348.50x = 6,514,795.82
  5. Step 5: Solve for x
    x = 6,514,795.82/3,348.50
  6. Step 6: Final answer
    x = 1,945.59

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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.