Home / 3,107.46-4,288.44-1,848.22

Finding the Fourth Proportional to 3,107.46, 4,288.44 and 1,848.22

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Solution

The fourth proportional to 3,107.46, 4,288.44 and 1,848.22 is: 2,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.46 : 4,288.44 = 1,848.22 : x
  2. Step 2: Convert to fraction form
    3,107.46/4,288.44 = 1,848.22/x
  3. Step 3: Cross multiply
    3,107.46x = 4,288.44 × 1,848.22
  4. Step 4: Simplify right side
    3,107.46x = 7,925,976.79
  5. Step 5: Solve for x
    x = 7,925,976.79/3,107.46
  6. Step 6: Final answer
    x = 2,550.63

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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.