Home / 3,279.44-4,525.51-1,787.33

Finding the Fourth Proportional to 3,279.44, 4,525.51 and 1,787.33

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Solution

The fourth proportional to 3,279.44, 4,525.51 and 1,787.33 is: 2,466.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.44 : 4,525.51 = 1,787.33 : x
  2. Step 2: Convert to fraction form
    3,279.44/4,525.51 = 1,787.33/x
  3. Step 3: Cross multiply
    3,279.44x = 4,525.51 × 1,787.33
  4. Step 4: Simplify right side
    3,279.44x = 8,088,569.56
  5. Step 5: Solve for x
    x = 8,088,569.56/3,279.44
  6. Step 6: Final answer
    x = 2,466.45

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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.