Home / 9,180.24-12,669.49-5,202.06

Finding the Fourth Proportional to 9,180.24, 12,669.49 and 5,202.06

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Solution

The fourth proportional to 9,180.24, 12,669.49 and 5,202.06 is: 7,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.24 : 12,669.49 = 5,202.06 : x
  2. Step 2: Convert to fraction form
    9,180.24/12,669.49 = 5,202.06/x
  3. Step 3: Cross multiply
    9,180.24x = 12,669.49 × 5,202.06
  4. Step 4: Simplify right side
    9,180.24x = 65,907,447.15
  5. Step 5: Solve for x
    x = 65,907,447.15/9,180.24
  6. Step 6: Final answer
    x = 7,179.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.