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Finding the Fourth Proportional to 8,952.77, 13,429.13 and 2,198.39

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Solution

The fourth proportional to 8,952.77, 13,429.13 and 2,198.39 is: 3,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.77 : 13,429.13 = 2,198.39 : x
  2. Step 2: Convert to fraction form
    8,952.77/13,429.13 = 2,198.39/x
  3. Step 3: Cross multiply
    8,952.77x = 13,429.13 × 2,198.39
  4. Step 4: Simplify right side
    8,952.77x = 29,522,386.96
  5. Step 5: Solve for x
    x = 29,522,386.96/8,952.77
  6. Step 6: Final answer
    x = 3,297.57

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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.