Home / 11,159.14-16,733.50-4,138.87

Finding the Fourth Proportional to 11,159.14, 16,733.50 and 4,138.87

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Solution

The fourth proportional to 11,159.14, 16,733.50 and 4,138.87 is: 6,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.14 : 16,733.50 = 4,138.87 : x
  2. Step 2: Convert to fraction form
    11,159.14/16,733.50 = 4,138.87/x
  3. Step 3: Cross multiply
    11,159.14x = 16,733.50 × 4,138.87
  4. Step 4: Simplify right side
    11,159.14x = 69,257,781.15
  5. Step 5: Solve for x
    x = 69,257,781.15/11,159.14
  6. Step 6: Final answer
    x = 6,206.37

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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.