Home / 1,674.45-2,320.52-1,650.96

Finding the Fourth Proportional to 1,674.45, 2,320.52 and 1,650.96

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Solution

The fourth proportional to 1,674.45, 2,320.52 and 1,650.96 is: 2,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.45 : 2,320.52 = 1,650.96 : x
  2. Step 2: Convert to fraction form
    1,674.45/2,320.52 = 1,650.96/x
  3. Step 3: Cross multiply
    1,674.45x = 2,320.52 × 1,650.96
  4. Step 4: Simplify right side
    1,674.45x = 3,831,077.44
  5. Step 5: Solve for x
    x = 3,831,077.44/1,674.45
  6. Step 6: Final answer
    x = 2,287.96

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.