Home / 3,164.91-4,749.41-1,705.08

Finding the Fourth Proportional to 3,164.91, 4,749.41 and 1,705.08

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Solution

The fourth proportional to 3,164.91, 4,749.41 and 1,705.08 is: 2,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.91 : 4,749.41 = 1,705.08 : x
  2. Step 2: Convert to fraction form
    3,164.91/4,749.41 = 1,705.08/x
  3. Step 3: Cross multiply
    3,164.91x = 4,749.41 × 1,705.08
  4. Step 4: Simplify right side
    3,164.91x = 8,098,115.48
  5. Step 5: Solve for x
    x = 8,098,115.48/3,164.91
  6. Step 6: Final answer
    x = 2,558.72

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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.