Home / 11,113.91-16,673.14-3,718.43

Finding the Fourth Proportional to 11,113.91, 16,673.14 and 3,718.43

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Solution

The fourth proportional to 11,113.91, 16,673.14 and 3,718.43 is: 5,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.91 : 16,673.14 = 3,718.43 : x
  2. Step 2: Convert to fraction form
    11,113.91/16,673.14 = 3,718.43/x
  3. Step 3: Cross multiply
    11,113.91x = 16,673.14 × 3,718.43
  4. Step 4: Simplify right side
    11,113.91x = 61,997,934.67
  5. Step 5: Solve for x
    x = 61,997,934.67/11,113.91
  6. Step 6: Final answer
    x = 5,578.41

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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.