Home / 4,165.56-6,243.90-2,081.46

Finding the Fourth Proportional to 4,165.56, 6,243.90 and 2,081.46

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Solution

The fourth proportional to 4,165.56, 6,243.90 and 2,081.46 is: 3,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.56 : 6,243.90 = 2,081.46 : x
  2. Step 2: Convert to fraction form
    4,165.56/6,243.90 = 2,081.46/x
  3. Step 3: Cross multiply
    4,165.56x = 6,243.90 × 2,081.46
  4. Step 4: Simplify right side
    4,165.56x = 12,996,428.09
  5. Step 5: Solve for x
    x = 12,996,428.09/4,165.56
  6. Step 6: Final answer
    x = 3,119.97

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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.