Home / 11,485.23-17,227.85-3,695.19

Finding the Fourth Proportional to 11,485.23, 17,227.85 and 3,695.19

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Solution

The fourth proportional to 11,485.23, 17,227.85 and 3,695.19 is: 5,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.23 : 17,227.85 = 3,695.19 : x
  2. Step 2: Convert to fraction form
    11,485.23/17,227.85 = 3,695.19/x
  3. Step 3: Cross multiply
    11,485.23x = 17,227.85 × 3,695.19
  4. Step 4: Simplify right side
    11,485.23x = 63,660,160.57
  5. Step 5: Solve for x
    x = 63,660,160.57/11,485.23
  6. Step 6: Final answer
    x = 5,542.79

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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.