Home / 11,223.93-16,836-5,362.77

Finding the Fourth Proportional to 11,223.93, 16,836 and 5,362.77

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Solution

The fourth proportional to 11,223.93, 16,836 and 5,362.77 is: 8,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.93 : 16,836 = 5,362.77 : x
  2. Step 2: Convert to fraction form
    11,223.93/16,836 = 5,362.77/x
  3. Step 3: Cross multiply
    11,223.93x = 16,836 × 5,362.77
  4. Step 4: Simplify right side
    11,223.93x = 90,287,595.72
  5. Step 5: Solve for x
    x = 90,287,595.72/11,223.93
  6. Step 6: Final answer
    x = 8,044.21

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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.