Home / 11,495.49-17,249.10-4,919.91

Finding the Fourth Proportional to 11,495.49, 17,249.10 and 4,919.91

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Solution

The fourth proportional to 11,495.49, 17,249.10 and 4,919.91 is: 7,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.49 : 17,249.10 = 4,919.91 : x
  2. Step 2: Convert to fraction form
    11,495.49/17,249.10 = 4,919.91/x
  3. Step 3: Cross multiply
    11,495.49x = 17,249.10 × 4,919.91
  4. Step 4: Simplify right side
    11,495.49x = 84,864,019.58
  5. Step 5: Solve for x
    x = 84,864,019.58/11,495.49
  6. Step 6: Final answer
    x = 7,382.38

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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.