Home / 11,843.29-17,752.45-3,943.70

Finding the Fourth Proportional to 11,843.29, 17,752.45 and 3,943.70

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Solution

The fourth proportional to 11,843.29, 17,752.45 and 3,943.70 is: 5,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.29 : 17,752.45 = 3,943.70 : x
  2. Step 2: Convert to fraction form
    11,843.29/17,752.45 = 3,943.70/x
  3. Step 3: Cross multiply
    11,843.29x = 17,752.45 × 3,943.70
  4. Step 4: Simplify right side
    11,843.29x = 70,010,337.07
  5. Step 5: Solve for x
    x = 70,010,337.07/11,843.29
  6. Step 6: Final answer
    x = 5,911.39

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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.