Home / 2,968.13-4,095.60-1,708.71

Finding the Fourth Proportional to 2,968.13, 4,095.60 and 1,708.71

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Solution

The fourth proportional to 2,968.13, 4,095.60 and 1,708.71 is: 2,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.13 : 4,095.60 = 1,708.71 : x
  2. Step 2: Convert to fraction form
    2,968.13/4,095.60 = 1,708.71/x
  3. Step 3: Cross multiply
    2,968.13x = 4,095.60 × 1,708.71
  4. Step 4: Simplify right side
    2,968.13x = 6,998,192.68
  5. Step 5: Solve for x
    x = 6,998,192.68/2,968.13
  6. Step 6: Final answer
    x = 2,357.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.