Home / 3,279.44-4,525.52-1,787.34

Finding the Fourth Proportional to 3,279.44, 4,525.52 and 1,787.34

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Solution

The fourth proportional to 3,279.44, 4,525.52 and 1,787.34 is: 2,466.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.44 : 4,525.52 = 1,787.34 : x
  2. Step 2: Convert to fraction form
    3,279.44/4,525.52 = 1,787.34/x
  3. Step 3: Cross multiply
    3,279.44x = 4,525.52 × 1,787.34
  4. Step 4: Simplify right side
    3,279.44x = 8,088,642.92
  5. Step 5: Solve for x
    x = 8,088,642.92/3,279.44
  6. Step 6: Final answer
    x = 2,466.47

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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.