Home / 2,228.51-3,340.56-1,056.44

Finding the Fourth Proportional to 2,228.51, 3,340.56 and 1,056.44

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Solution

The fourth proportional to 2,228.51, 3,340.56 and 1,056.44 is: 1,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.51 : 3,340.56 = 1,056.44 : x
  2. Step 2: Convert to fraction form
    2,228.51/3,340.56 = 1,056.44/x
  3. Step 3: Cross multiply
    2,228.51x = 3,340.56 × 1,056.44
  4. Step 4: Simplify right side
    2,228.51x = 3,529,101.21
  5. Step 5: Solve for x
    x = 3,529,101.21/2,228.51
  6. Step 6: Final answer
    x = 1,583.61

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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.