Home / 11,958.90-17,936.16-4,561.74

Finding the Fourth Proportional to 11,958.90, 17,936.16 and 4,561.74

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Solution

The fourth proportional to 11,958.90, 17,936.16 and 4,561.74 is: 6,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958.90 : 17,936.16 = 4,561.74 : x
  2. Step 2: Convert to fraction form
    11,958.90/17,936.16 = 4,561.74/x
  3. Step 3: Cross multiply
    11,958.90x = 17,936.16 × 4,561.74
  4. Step 4: Simplify right side
    11,958.90x = 81,820,098.52
  5. Step 5: Solve for x
    x = 81,820,098.52/11,958.90
  6. Step 6: Final answer
    x = 6,841.77

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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.