Home / 3,204.06-4,421.62-1,787.88

Finding the Fourth Proportional to 3,204.06, 4,421.62 and 1,787.88

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Solution

The fourth proportional to 3,204.06, 4,421.62 and 1,787.88 is: 2,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.06 : 4,421.62 = 1,787.88 : x
  2. Step 2: Convert to fraction form
    3,204.06/4,421.62 = 1,787.88/x
  3. Step 3: Cross multiply
    3,204.06x = 4,421.62 × 1,787.88
  4. Step 4: Simplify right side
    3,204.06x = 7,905,325.97
  5. Step 5: Solve for x
    x = 7,905,325.97/3,204.06
  6. Step 6: Final answer
    x = 2,467.28

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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.