Home / 3,190.08-4,784.52-1,708.68

Finding the Fourth Proportional to 3,190.08, 4,784.52 and 1,708.68

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Solution

The fourth proportional to 3,190.08, 4,784.52 and 1,708.68 is: 2,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.08 : 4,784.52 = 1,708.68 : x
  2. Step 2: Convert to fraction form
    3,190.08/4,784.52 = 1,708.68/x
  3. Step 3: Cross multiply
    3,190.08x = 4,784.52 × 1,708.68
  4. Step 4: Simplify right side
    3,190.08x = 8,175,213.63
  5. Step 5: Solve for x
    x = 8,175,213.63/3,190.08
  6. Step 6: Final answer
    x = 2,562.70

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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.