Home / 10,943.91-16,418.57-3,152.66

Finding the Fourth Proportional to 10,943.91, 16,418.57 and 3,152.66

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Solution

The fourth proportional to 10,943.91, 16,418.57 and 3,152.66 is: 4,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.91 : 16,418.57 = 3,152.66 : x
  2. Step 2: Convert to fraction form
    10,943.91/16,418.57 = 3,152.66/x
  3. Step 3: Cross multiply
    10,943.91x = 16,418.57 × 3,152.66
  4. Step 4: Simplify right side
    10,943.91x = 51,762,071.04
  5. Step 5: Solve for x
    x = 51,762,071.04/10,943.91
  6. Step 6: Final answer
    x = 4,729.76

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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.