Home / 1,760.32-2,640.51-1,450.96

Finding the Fourth Proportional to 1,760.32, 2,640.51 and 1,450.96

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Solution

The fourth proportional to 1,760.32, 2,640.51 and 1,450.96 is: 2,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.32 : 2,640.51 = 1,450.96 : x
  2. Step 2: Convert to fraction form
    1,760.32/2,640.51 = 1,450.96/x
  3. Step 3: Cross multiply
    1,760.32x = 2,640.51 × 1,450.96
  4. Step 4: Simplify right side
    1,760.32x = 3,831,274.39
  5. Step 5: Solve for x
    x = 3,831,274.39/1,760.32
  6. Step 6: Final answer
    x = 2,176.46

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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.