Home / 3,600.37-4,969.16-2,108.20

Finding the Fourth Proportional to 3,600.37, 4,969.16 and 2,108.20

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Solution

The fourth proportional to 3,600.37, 4,969.16 and 2,108.20 is: 2,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.37 : 4,969.16 = 2,108.20 : x
  2. Step 2: Convert to fraction form
    3,600.37/4,969.16 = 2,108.20/x
  3. Step 3: Cross multiply
    3,600.37x = 4,969.16 × 2,108.20
  4. Step 4: Simplify right side
    3,600.37x = 10,475,972.57
  5. Step 5: Solve for x
    x = 10,475,972.57/3,600.37
  6. Step 6: Final answer
    x = 2,909.69

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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.