Home / 3,344.85-4,615.81-1,928.52

Finding the Fourth Proportional to 3,344.85, 4,615.81 and 1,928.52

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Solution

The fourth proportional to 3,344.85, 4,615.81 and 1,928.52 is: 2,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.85 : 4,615.81 = 1,928.52 : x
  2. Step 2: Convert to fraction form
    3,344.85/4,615.81 = 1,928.52/x
  3. Step 3: Cross multiply
    3,344.85x = 4,615.81 × 1,928.52
  4. Step 4: Simplify right side
    3,344.85x = 8,901,681.90
  5. Step 5: Solve for x
    x = 8,901,681.90/3,344.85
  6. Step 6: Final answer
    x = 2,661.31

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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.