Home / 3,193.81-4,791.32-1,551.13

Finding the Fourth Proportional to 3,193.81, 4,791.32 and 1,551.13

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Solution

The fourth proportional to 3,193.81, 4,791.32 and 1,551.13 is: 2,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.81 : 4,791.32 = 1,551.13 : x
  2. Step 2: Convert to fraction form
    3,193.81/4,791.32 = 1,551.13/x
  3. Step 3: Cross multiply
    3,193.81x = 4,791.32 × 1,551.13
  4. Step 4: Simplify right side
    3,193.81x = 7,431,960.19
  5. Step 5: Solve for x
    x = 7,431,960.19/3,193.81
  6. Step 6: Final answer
    x = 2,326.99

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1.5x scale

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.