Home / 11,651.49-17,476.81-3,860.23

Finding the Fourth Proportional to 11,651.49, 17,476.81 and 3,860.23

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Solution

The fourth proportional to 11,651.49, 17,476.81 and 3,860.23 is: 5,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651.49 : 17,476.81 = 3,860.23 : x
  2. Step 2: Convert to fraction form
    11,651.49/17,476.81 = 3,860.23/x
  3. Step 3: Cross multiply
    11,651.49x = 17,476.81 × 3,860.23
  4. Step 4: Simplify right side
    11,651.49x = 67,464,506.27
  5. Step 5: Solve for x
    x = 67,464,506.27/11,651.49
  6. Step 6: Final answer
    x = 5,790.20

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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.