Home / 2,228.41-3,076.37-2,081.17

Finding the Fourth Proportional to 2,228.41, 3,076.37 and 2,081.17

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Solution

The fourth proportional to 2,228.41, 3,076.37 and 2,081.17 is: 2,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.41 : 3,076.37 = 2,081.17 : x
  2. Step 2: Convert to fraction form
    2,228.41/3,076.37 = 2,081.17/x
  3. Step 3: Cross multiply
    2,228.41x = 3,076.37 × 2,081.17
  4. Step 4: Simplify right side
    2,228.41x = 6,402,448.95
  5. Step 5: Solve for x
    x = 6,402,448.95/2,228.41
  6. Step 6: Final answer
    x = 2,873.10

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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.