Home / 11,153.57-16,727.32-4,830.62

Finding the Fourth Proportional to 11,153.57, 16,727.32 and 4,830.62

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Solution

The fourth proportional to 11,153.57, 16,727.32 and 4,830.62 is: 7,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.57 : 16,727.32 = 4,830.62 : x
  2. Step 2: Convert to fraction form
    11,153.57/16,727.32 = 4,830.62/x
  3. Step 3: Cross multiply
    11,153.57x = 16,727.32 × 4,830.62
  4. Step 4: Simplify right side
    11,153.57x = 80,803,248.94
  5. Step 5: Solve for x
    x = 80,803,248.94/11,153.57
  6. Step 6: Final answer
    x = 7,244.61

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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.