Home / 2,174.64-3,262.68-1,434.66

Finding the Fourth Proportional to 2,174.64, 3,262.68 and 1,434.66

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Solution

The fourth proportional to 2,174.64, 3,262.68 and 1,434.66 is: 2,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.64 : 3,262.68 = 1,434.66 : x
  2. Step 2: Convert to fraction form
    2,174.64/3,262.68 = 1,434.66/x
  3. Step 3: Cross multiply
    2,174.64x = 3,262.68 × 1,434.66
  4. Step 4: Simplify right side
    2,174.64x = 4,680,836.49
  5. Step 5: Solve for x
    x = 4,680,836.49/2,174.64
  6. Step 6: Final answer
    x = 2,152.47

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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.