Home / 3,735.37-5,153.98-2,162.55

Finding the Fourth Proportional to 3,735.37, 5,153.98 and 2,162.55

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Solution

The fourth proportional to 3,735.37, 5,153.98 and 2,162.55 is: 2,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.37 : 5,153.98 = 2,162.55 : x
  2. Step 2: Convert to fraction form
    3,735.37/5,153.98 = 2,162.55/x
  3. Step 3: Cross multiply
    3,735.37x = 5,153.98 × 2,162.55
  4. Step 4: Simplify right side
    3,735.37x = 11,145,739.45
  5. Step 5: Solve for x
    x = 11,145,739.45/3,735.37
  6. Step 6: Final answer
    x = 2,983.84

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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.