Home / 10,771.37-16,158.67-3,374.85

Finding the Fourth Proportional to 10,771.37, 16,158.67 and 3,374.85

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Solution

The fourth proportional to 10,771.37, 16,158.67 and 3,374.85 is: 5,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.37 : 16,158.67 = 3,374.85 : x
  2. Step 2: Convert to fraction form
    10,771.37/16,158.67 = 3,374.85/x
  3. Step 3: Cross multiply
    10,771.37x = 16,158.67 × 3,374.85
  4. Step 4: Simplify right side
    10,771.37x = 54,533,079.01
  5. Step 5: Solve for x
    x = 54,533,079.01/10,771.37
  6. Step 6: Final answer
    x = 5,062.78

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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.