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Finding the Fourth Proportional to 8,137.03, 11,231.16 and 4,602.29

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Solution

The fourth proportional to 8,137.03, 11,231.16 and 4,602.29 is: 6,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.03 : 11,231.16 = 4,602.29 : x
  2. Step 2: Convert to fraction form
    8,137.03/11,231.16 = 4,602.29/x
  3. Step 3: Cross multiply
    8,137.03x = 11,231.16 × 4,602.29
  4. Step 4: Simplify right side
    8,137.03x = 51,689,076.70
  5. Step 5: Solve for x
    x = 51,689,076.70/8,137.03
  6. Step 6: Final answer
    x = 6,352.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.