Home / 3,460.56-5,191.64-2,000.12

Finding the Fourth Proportional to 3,460.56, 5,191.64 and 2,000.12

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Solution

The fourth proportional to 3,460.56, 5,191.64 and 2,000.12 is: 3,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.56 : 5,191.64 = 2,000.12 : x
  2. Step 2: Convert to fraction form
    3,460.56/5,191.64 = 2,000.12/x
  3. Step 3: Cross multiply
    3,460.56x = 5,191.64 × 2,000.12
  4. Step 4: Simplify right side
    3,460.56x = 10,383,903.00
  5. Step 5: Solve for x
    x = 10,383,903.00/3,460.56
  6. Step 6: Final answer
    x = 3,000.64

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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.