Home / 11,841.10-16,338.44-7,125.68

Finding the Fourth Proportional to 11,841.10, 16,338.44 and 7,125.68

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Solution

The fourth proportional to 11,841.10, 16,338.44 and 7,125.68 is: 9,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.10 : 16,338.44 = 7,125.68 : x
  2. Step 2: Convert to fraction form
    11,841.10/16,338.44 = 7,125.68/x
  3. Step 3: Cross multiply
    11,841.10x = 16,338.44 × 7,125.68
  4. Step 4: Simplify right side
    11,841.10x = 116,422,553.80
  5. Step 5: Solve for x
    x = 116,422,553.80/11,841.10
  6. Step 6: Final answer
    x = 9,832.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.