Home / 4,046.56-5,584.79-2,278.51

Finding the Fourth Proportional to 4,046.56, 5,584.79 and 2,278.51

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Solution

The fourth proportional to 4,046.56, 5,584.79 and 2,278.51 is: 3,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.56 : 5,584.79 = 2,278.51 : x
  2. Step 2: Convert to fraction form
    4,046.56/5,584.79 = 2,278.51/x
  3. Step 3: Cross multiply
    4,046.56x = 5,584.79 × 2,278.51
  4. Step 4: Simplify right side
    4,046.56x = 12,724,999.86
  5. Step 5: Solve for x
    x = 12,724,999.86/4,046.56
  6. Step 6: Final answer
    x = 3,144.65

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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.