Home / 3,168.38-4,750.52-1,708.58

Finding the Fourth Proportional to 3,168.38, 4,750.52 and 1,708.58

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Solution

The fourth proportional to 3,168.38, 4,750.52 and 1,708.58 is: 2,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.38 : 4,750.52 = 1,708.58 : x
  2. Step 2: Convert to fraction form
    3,168.38/4,750.52 = 1,708.58/x
  3. Step 3: Cross multiply
    3,168.38x = 4,750.52 × 1,708.58
  4. Step 4: Simplify right side
    3,168.38x = 8,116,611.17
  5. Step 5: Solve for x
    x = 8,116,611.17/3,168.38
  6. Step 6: Final answer
    x = 2,561.76

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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.