Home / 11,330.58-16,995.87-3,540

Finding the Fourth Proportional to 11,330.58, 16,995.87 and 3,540

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Solution

The fourth proportional to 11,330.58, 16,995.87 and 3,540 is: 5,310

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.58 : 16,995.87 = 3,540 : x
  2. Step 2: Convert to fraction form
    11,330.58/16,995.87 = 3,540/x
  3. Step 3: Cross multiply
    11,330.58x = 16,995.87 × 3,540
  4. Step 4: Simplify right side
    11,330.58x = 60,165,379.80
  5. Step 5: Solve for x
    x = 60,165,379.80/11,330.58
  6. Step 6: Final answer
    x = 5,310

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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.