Home / 11,022.21-15,209.37-6,546.15

Finding the Fourth Proportional to 11,022.21, 15,209.37 and 6,546.15

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Solution

The fourth proportional to 11,022.21, 15,209.37 and 6,546.15 is: 9,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.21 : 15,209.37 = 6,546.15 : x
  2. Step 2: Convert to fraction form
    11,022.21/15,209.37 = 6,546.15/x
  3. Step 3: Cross multiply
    11,022.21x = 15,209.37 × 6,546.15
  4. Step 4: Simplify right side
    11,022.21x = 99,562,817.43
  5. Step 5: Solve for x
    x = 99,562,817.43/11,022.21
  6. Step 6: Final answer
    x = 9,032.93

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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.