Home / 4,787.55-6,607.98-3,194.28

Finding the Fourth Proportional to 4,787.55, 6,607.98 and 3,194.28

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Solution

The fourth proportional to 4,787.55, 6,607.98 and 3,194.28 is: 4,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.55 : 6,607.98 = 3,194.28 : x
  2. Step 2: Convert to fraction form
    4,787.55/6,607.98 = 3,194.28/x
  3. Step 3: Cross multiply
    4,787.55x = 6,607.98 × 3,194.28
  4. Step 4: Simplify right side
    4,787.55x = 21,107,738.35
  5. Step 5: Solve for x
    x = 21,107,738.35/4,787.55
  6. Step 6: Final answer
    x = 4,408.88

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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.