Home / 3,549.49-5,322.24-2,440.21

Finding the Fourth Proportional to 3,549.49, 5,322.24 and 2,440.21

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Solution

The fourth proportional to 3,549.49, 5,322.24 and 2,440.21 is: 3,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.49 : 5,322.24 = 2,440.21 : x
  2. Step 2: Convert to fraction form
    3,549.49/5,322.24 = 2,440.21/x
  3. Step 3: Cross multiply
    3,549.49x = 5,322.24 × 2,440.21
  4. Step 4: Simplify right side
    3,549.49x = 12,987,383.27
  5. Step 5: Solve for x
    x = 12,987,383.27/3,549.49
  6. Step 6: Final answer
    x = 3,658.94

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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.