Home / 2,072.22-2,859.34-1,232.64

Finding the Fourth Proportional to 2,072.22, 2,859.34 and 1,232.64

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Solution

The fourth proportional to 2,072.22, 2,859.34 and 1,232.64 is: 1,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.22 : 2,859.34 = 1,232.64 : x
  2. Step 2: Convert to fraction form
    2,072.22/2,859.34 = 1,232.64/x
  3. Step 3: Cross multiply
    2,072.22x = 2,859.34 × 1,232.64
  4. Step 4: Simplify right side
    2,072.22x = 3,524,536.86
  5. Step 5: Solve for x
    x = 3,524,536.86/2,072.22
  6. Step 6: Final answer
    x = 1,700.85

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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.