Home / 4,394.36-6,589.20-1,928.36

Finding the Fourth Proportional to 4,394.36, 6,589.20 and 1,928.36

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Solution

The fourth proportional to 4,394.36, 6,589.20 and 1,928.36 is: 2,891.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.36 : 6,589.20 = 1,928.36 : x
  2. Step 2: Convert to fraction form
    4,394.36/6,589.20 = 1,928.36/x
  3. Step 3: Cross multiply
    4,394.36x = 6,589.20 × 1,928.36
  4. Step 4: Simplify right side
    4,394.36x = 12,706,349.71
  5. Step 5: Solve for x
    x = 12,706,349.71/4,394.36
  6. Step 6: Final answer
    x = 2,891.51

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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.