Home / 4,891.29-7,336.85-1,969.52

Finding the Fourth Proportional to 4,891.29, 7,336.85 and 1,969.52

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Solution

The fourth proportional to 4,891.29, 7,336.85 and 1,969.52 is: 2,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.29 : 7,336.85 = 1,969.52 : x
  2. Step 2: Convert to fraction form
    4,891.29/7,336.85 = 1,969.52/x
  3. Step 3: Cross multiply
    4,891.29x = 7,336.85 × 1,969.52
  4. Step 4: Simplify right side
    4,891.29x = 14,450,072.81
  5. Step 5: Solve for x
    x = 14,450,072.81/4,891.29
  6. Step 6: Final answer
    x = 2,954.25

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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.