Home / 2,304.20-3,180.50-2,186.66

Finding the Fourth Proportional to 2,304.20, 3,180.50 and 2,186.66

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Solution

The fourth proportional to 2,304.20, 3,180.50 and 2,186.66 is: 3,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.20 : 3,180.50 = 2,186.66 : x
  2. Step 2: Convert to fraction form
    2,304.20/3,180.50 = 2,186.66/x
  3. Step 3: Cross multiply
    2,304.20x = 3,180.50 × 2,186.66
  4. Step 4: Simplify right side
    2,304.20x = 6,954,661.20
  5. Step 5: Solve for x
    x = 6,954,661.20/2,304.20
  6. Step 6: Final answer
    x = 3,018.25

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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.