Home / 4,921.84-6,787.56-3,801.10

Finding the Fourth Proportional to 4,921.84, 6,787.56 and 3,801.10

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Solution

The fourth proportional to 4,921.84, 6,787.56 and 3,801.10 is: 5,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.84 : 6,787.56 = 3,801.10 : x
  2. Step 2: Convert to fraction form
    4,921.84/6,787.56 = 3,801.10/x
  3. Step 3: Cross multiply
    4,921.84x = 6,787.56 × 3,801.10
  4. Step 4: Simplify right side
    4,921.84x = 25,800,194.32
  5. Step 5: Solve for x
    x = 25,800,194.32/4,921.84
  6. Step 6: Final answer
    x = 5,241.98

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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.