Home / 3,196.19-4,411.04-1,869.81

Finding the Fourth Proportional to 3,196.19, 4,411.04 and 1,869.81

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Solution

The fourth proportional to 3,196.19, 4,411.04 and 1,869.81 is: 2,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.19 : 4,411.04 = 1,869.81 : x
  2. Step 2: Convert to fraction form
    3,196.19/4,411.04 = 1,869.81/x
  3. Step 3: Cross multiply
    3,196.19x = 4,411.04 × 1,869.81
  4. Step 4: Simplify right side
    3,196.19x = 8,247,806.70
  5. Step 5: Solve for x
    x = 8,247,806.70/3,196.19
  6. Step 6: Final answer
    x = 2,580.51

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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.