Home / 10,981.23-16,468.61-4,056.27

Finding the Fourth Proportional to 10,981.23, 16,468.61 and 4,056.27

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Solution

The fourth proportional to 10,981.23, 16,468.61 and 4,056.27 is: 6,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981.23 : 16,468.61 = 4,056.27 : x
  2. Step 2: Convert to fraction form
    10,981.23/16,468.61 = 4,056.27/x
  3. Step 3: Cross multiply
    10,981.23x = 16,468.61 × 4,056.27
  4. Step 4: Simplify right side
    10,981.23x = 66,801,108.40
  5. Step 5: Solve for x
    x = 66,801,108.40/10,981.23
  6. Step 6: Final answer
    x = 6,083.21

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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.