Home / 6,110.20-8,431.50-3,751.96

Finding the Fourth Proportional to 6,110.20, 8,431.50 and 3,751.96

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Solution

The fourth proportional to 6,110.20, 8,431.50 and 3,751.96 is: 5,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.20 : 8,431.50 = 3,751.96 : x
  2. Step 2: Convert to fraction form
    6,110.20/8,431.50 = 3,751.96/x
  3. Step 3: Cross multiply
    6,110.20x = 8,431.50 × 3,751.96
  4. Step 4: Simplify right side
    6,110.20x = 31,634,650.74
  5. Step 5: Solve for x
    x = 31,634,650.74/6,110.20
  6. Step 6: Final answer
    x = 5,177.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.