Home / 2,184.14-3,274.08-1,208.20

Finding the Fourth Proportional to 2,184.14, 3,274.08 and 1,208.20

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Solution

The fourth proportional to 2,184.14, 3,274.08 and 1,208.20 is: 1,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.14 : 3,274.08 = 1,208.20 : x
  2. Step 2: Convert to fraction form
    2,184.14/3,274.08 = 1,208.20/x
  3. Step 3: Cross multiply
    2,184.14x = 3,274.08 × 1,208.20
  4. Step 4: Simplify right side
    2,184.14x = 3,955,743.46
  5. Step 5: Solve for x
    x = 3,955,743.46/2,184.14
  6. Step 6: Final answer
    x = 1,811.12

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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.