Home / 2,668.02-3,682.68-1,549.23

Finding the Fourth Proportional to 2,668.02, 3,682.68 and 1,549.23

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Solution

The fourth proportional to 2,668.02, 3,682.68 and 1,549.23 is: 2,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.02 : 3,682.68 = 1,549.23 : x
  2. Step 2: Convert to fraction form
    2,668.02/3,682.68 = 1,549.23/x
  3. Step 3: Cross multiply
    2,668.02x = 3,682.68 × 1,549.23
  4. Step 4: Simplify right side
    2,668.02x = 5,705,318.34
  5. Step 5: Solve for x
    x = 5,705,318.34/2,668.02
  6. Step 6: Final answer
    x = 2,138.41

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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.