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Finding the Fourth Proportional to 11,348.74, 16,993.95 and 6,952.87

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Solution

The fourth proportional to 11,348.74, 16,993.95 and 6,952.87 is: 10,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.74 : 16,993.95 = 6,952.87 : x
  2. Step 2: Convert to fraction form
    11,348.74/16,993.95 = 6,952.87/x
  3. Step 3: Cross multiply
    11,348.74x = 16,993.95 × 6,952.87
  4. Step 4: Simplify right side
    11,348.74x = 118,156,725.14
  5. Step 5: Solve for x
    x = 118,156,725.14/11,348.74
  6. Step 6: Final answer
    x = 10,411.44

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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.