Home / 3,354.36-4,630.56-2,160.60

Finding the Fourth Proportional to 3,354.36, 4,630.56 and 2,160.60

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Solution

The fourth proportional to 3,354.36, 4,630.56 and 2,160.60 is: 2,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.36 : 4,630.56 = 2,160.60 : x
  2. Step 2: Convert to fraction form
    3,354.36/4,630.56 = 2,160.60/x
  3. Step 3: Cross multiply
    3,354.36x = 4,630.56 × 2,160.60
  4. Step 4: Simplify right side
    3,354.36x = 10,004,787.94
  5. Step 5: Solve for x
    x = 10,004,787.94/3,354.36
  6. Step 6: Final answer
    x = 2,982.62

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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.