Home / 3,711.57-5,568.80-1,403.25

Finding the Fourth Proportional to 3,711.57, 5,568.80 and 1,403.25

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Solution

The fourth proportional to 3,711.57, 5,568.80 and 1,403.25 is: 2,105.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.57 : 5,568.80 = 1,403.25 : x
  2. Step 2: Convert to fraction form
    3,711.57/5,568.80 = 1,403.25/x
  3. Step 3: Cross multiply
    3,711.57x = 5,568.80 × 1,403.25
  4. Step 4: Simplify right side
    3,711.57x = 7,814,411.58
  5. Step 5: Solve for x
    x = 7,814,411.58/3,711.57
  6. Step 6: Final answer
    x = 2,105.42

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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.