Home / 6,110.54-8,431.08-3,591.80

Finding the Fourth Proportional to 6,110.54, 8,431.08 and 3,591.80

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Solution

The fourth proportional to 6,110.54, 8,431.08 and 3,591.80 is: 4,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.54 : 8,431.08 = 3,591.80 : x
  2. Step 2: Convert to fraction form
    6,110.54/8,431.08 = 3,591.80/x
  3. Step 3: Cross multiply
    6,110.54x = 8,431.08 × 3,591.80
  4. Step 4: Simplify right side
    6,110.54x = 30,282,753.14
  5. Step 5: Solve for x
    x = 30,282,753.14/6,110.54
  6. Step 6: Final answer
    x = 4,955.82

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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.