Home / 3,170.13-4,755.65-1,708.47

Finding the Fourth Proportional to 3,170.13, 4,755.65 and 1,708.47

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Solution

The fourth proportional to 3,170.13, 4,755.65 and 1,708.47 is: 2,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.13 : 4,755.65 = 1,708.47 : x
  2. Step 2: Convert to fraction form
    3,170.13/4,755.65 = 1,708.47/x
  3. Step 3: Cross multiply
    3,170.13x = 4,755.65 × 1,708.47
  4. Step 4: Simplify right side
    3,170.13x = 8,124,876.81
  5. Step 5: Solve for x
    x = 8,124,876.81/3,170.13
  6. Step 6: Final answer
    x = 2,562.95

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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.