Home / 7,198.83-10,801.40-2,522.21

Finding the Fourth Proportional to 7,198.83, 10,801.40 and 2,522.21

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Solution

The fourth proportional to 7,198.83, 10,801.40 and 2,522.21 is: 3,784.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.83 : 10,801.40 = 2,522.21 : x
  2. Step 2: Convert to fraction form
    7,198.83/10,801.40 = 2,522.21/x
  3. Step 3: Cross multiply
    7,198.83x = 10,801.40 × 2,522.21
  4. Step 4: Simplify right side
    7,198.83x = 27,243,332.48
  5. Step 5: Solve for x
    x = 27,243,332.48/7,198.83
  6. Step 6: Final answer
    x = 3,784.41

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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.