Home / 9,192.88-13,785.90-3,644.38

Finding the Fourth Proportional to 9,192.88, 13,785.90 and 3,644.38

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Solution

The fourth proportional to 9,192.88, 13,785.90 and 3,644.38 is: 5,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.88 : 13,785.90 = 3,644.38 : x
  2. Step 2: Convert to fraction form
    9,192.88/13,785.90 = 3,644.38/x
  3. Step 3: Cross multiply
    9,192.88x = 13,785.90 × 3,644.38
  4. Step 4: Simplify right side
    9,192.88x = 50,241,058.24
  5. Step 5: Solve for x
    x = 50,241,058.24/9,192.88
  6. Step 6: Final answer
    x = 5,465.21

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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.