Home / 10,771.20-16,153.73-4,531.19

Finding the Fourth Proportional to 10,771.20, 16,153.73 and 4,531.19

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Solution

The fourth proportional to 10,771.20, 16,153.73 and 4,531.19 is: 6,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.20 : 16,153.73 = 4,531.19 : x
  2. Step 2: Convert to fraction form
    10,771.20/16,153.73 = 4,531.19/x
  3. Step 3: Cross multiply
    10,771.20x = 16,153.73 × 4,531.19
  4. Step 4: Simplify right side
    10,771.20x = 73,195,624.27
  5. Step 5: Solve for x
    x = 73,195,624.27/10,771.20
  6. Step 6: Final answer
    x = 6,795.49

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1.5x scale

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.