Home / 11,480.49-17,220.74-3,694.77

Finding the Fourth Proportional to 11,480.49, 17,220.74 and 3,694.77

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Solution

The fourth proportional to 11,480.49, 17,220.74 and 3,694.77 is: 5,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.49 : 17,220.74 = 3,694.77 : x
  2. Step 2: Convert to fraction form
    11,480.49/17,220.74 = 3,694.77/x
  3. Step 3: Cross multiply
    11,480.49x = 17,220.74 × 3,694.77
  4. Step 4: Simplify right side
    11,480.49x = 63,626,655.06
  5. Step 5: Solve for x
    x = 63,626,655.06/11,480.49
  6. Step 6: Final answer
    x = 5,542.16

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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.