Home / 9,202.23-12,698.64-5,222.81

Finding the Fourth Proportional to 9,202.23, 12,698.64 and 5,222.81

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Solution

The fourth proportional to 9,202.23, 12,698.64 and 5,222.81 is: 7,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,202.23 : 12,698.64 = 5,222.81 : x
  2. Step 2: Convert to fraction form
    9,202.23/12,698.64 = 5,222.81/x
  3. Step 3: Cross multiply
    9,202.23x = 12,698.64 × 5,222.81
  4. Step 4: Simplify right side
    9,202.23x = 66,322,615.73
  5. Step 5: Solve for x
    x = 66,322,615.73/9,202.23
  6. Step 6: Final answer
    x = 7,207.23

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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.