Home / 10,695.49-16,045.97-4,119.91

Finding the Fourth Proportional to 10,695.49, 16,045.97 and 4,119.91

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Solution

The fourth proportional to 10,695.49, 16,045.97 and 4,119.91 is: 6,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.49 : 16,045.97 = 4,119.91 : x
  2. Step 2: Convert to fraction form
    10,695.49/16,045.97 = 4,119.91/x
  3. Step 3: Cross multiply
    10,695.49x = 16,045.97 × 4,119.91
  4. Step 4: Simplify right side
    10,695.49x = 66,107,891.55
  5. Step 5: Solve for x
    x = 66,107,891.55/10,695.49
  6. Step 6: Final answer
    x = 6,180.91

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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.