Home / 2,226.72-3,072.70-1,232.01

Finding the Fourth Proportional to 2,226.72, 3,072.70 and 1,232.01

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Solution

The fourth proportional to 2,226.72, 3,072.70 and 1,232.01 is: 1,700.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.72 : 3,072.70 = 1,232.01 : x
  2. Step 2: Convert to fraction form
    2,226.72/3,072.70 = 1,232.01/x
  3. Step 3: Cross multiply
    2,226.72x = 3,072.70 × 1,232.01
  4. Step 4: Simplify right side
    2,226.72x = 3,785,597.13
  5. Step 5: Solve for x
    x = 3,785,597.13/2,226.72
  6. Step 6: Final answer
    x = 1,700.08

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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.