Home / 9,021.41-13,530.88-2,696.20

Finding the Fourth Proportional to 9,021.41, 13,530.88 and 2,696.20

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Solution

The fourth proportional to 9,021.41, 13,530.88 and 2,696.20 is: 4,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.41 : 13,530.88 = 2,696.20 : x
  2. Step 2: Convert to fraction form
    9,021.41/13,530.88 = 2,696.20/x
  3. Step 3: Cross multiply
    9,021.41x = 13,530.88 × 2,696.20
  4. Step 4: Simplify right side
    9,021.41x = 36,481,958.66
  5. Step 5: Solve for x
    x = 36,481,958.66/9,021.41
  6. Step 6: Final answer
    x = 4,043.93

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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.