Home / 3,810.54-5,716.28-1,344.86

Finding the Fourth Proportional to 3,810.54, 5,716.28 and 1,344.86

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Solution

The fourth proportional to 3,810.54, 5,716.28 and 1,344.86 is: 2,017.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.54 : 5,716.28 = 1,344.86 : x
  2. Step 2: Convert to fraction form
    3,810.54/5,716.28 = 1,344.86/x
  3. Step 3: Cross multiply
    3,810.54x = 5,716.28 × 1,344.86
  4. Step 4: Simplify right side
    3,810.54x = 7,687,596.32
  5. Step 5: Solve for x
    x = 7,687,596.32/3,810.54
  6. Step 6: Final answer
    x = 2,017.46

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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.