Home / 2,835.71-3,913.37-1,716.86

Finding the Fourth Proportional to 2,835.71, 3,913.37 and 1,716.86

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Solution

The fourth proportional to 2,835.71, 3,913.37 and 1,716.86 is: 2,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.71 : 3,913.37 = 1,716.86 : x
  2. Step 2: Convert to fraction form
    2,835.71/3,913.37 = 1,716.86/x
  3. Step 3: Cross multiply
    2,835.71x = 3,913.37 × 1,716.86
  4. Step 4: Simplify right side
    2,835.71x = 6,718,680.27
  5. Step 5: Solve for x
    x = 6,718,680.27/2,835.71
  6. Step 6: Final answer
    x = 2,369.32

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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.