Home / 3,415.93-4,714.75-2,236.31

Finding the Fourth Proportional to 3,415.93, 4,714.75 and 2,236.31

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Solution

The fourth proportional to 3,415.93, 4,714.75 and 2,236.31 is: 3,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.93 : 4,714.75 = 2,236.31 : x
  2. Step 2: Convert to fraction form
    3,415.93/4,714.75 = 2,236.31/x
  3. Step 3: Cross multiply
    3,415.93x = 4,714.75 × 2,236.31
  4. Step 4: Simplify right side
    3,415.93x = 10,543,648.77
  5. Step 5: Solve for x
    x = 10,543,648.77/3,415.93
  6. Step 6: Final answer
    x = 3,086.61

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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.