Home / 3,600.28-4,968.44-2,109.07

Finding the Fourth Proportional to 3,600.28, 4,968.44 and 2,109.07

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Solution

The fourth proportional to 3,600.28, 4,968.44 and 2,109.07 is: 2,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.28 : 4,968.44 = 2,109.07 : x
  2. Step 2: Convert to fraction form
    3,600.28/4,968.44 = 2,109.07/x
  3. Step 3: Cross multiply
    3,600.28x = 4,968.44 × 2,109.07
  4. Step 4: Simplify right side
    3,600.28x = 10,478,787.75
  5. Step 5: Solve for x
    x = 10,478,787.75/3,600.28
  6. Step 6: Final answer
    x = 2,910.55

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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.