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Finding the Fourth Proportional to 3,531.03, 5,296.91 and 3,516.63

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Solution

The fourth proportional to 3,531.03, 5,296.91 and 3,516.63 is: 5,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.03 : 5,296.91 = 3,516.63 : x
  2. Step 2: Convert to fraction form
    3,531.03/5,296.91 = 3,516.63/x
  3. Step 3: Cross multiply
    3,531.03x = 5,296.91 × 3,516.63
  4. Step 4: Simplify right side
    3,531.03x = 18,627,255.03
  5. Step 5: Solve for x
    x = 18,627,255.03/3,531.03
  6. Step 6: Final answer
    x = 5,275.30

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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.