Home / 2,212.16-3,052.10-1,327.64

Finding the Fourth Proportional to 2,212.16, 3,052.10 and 1,327.64

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Solution

The fourth proportional to 2,212.16, 3,052.10 and 1,327.64 is: 1,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.16 : 3,052.10 = 1,327.64 : x
  2. Step 2: Convert to fraction form
    2,212.16/3,052.10 = 1,327.64/x
  3. Step 3: Cross multiply
    2,212.16x = 3,052.10 × 1,327.64
  4. Step 4: Simplify right side
    2,212.16x = 4,052,090.04
  5. Step 5: Solve for x
    x = 4,052,090.04/2,212.16
  6. Step 6: Final answer
    x = 1,831.73

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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.