Home / 2,338.06-3,226.23-1,343.20

Finding the Fourth Proportional to 2,338.06, 3,226.23 and 1,343.20

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Solution

The fourth proportional to 2,338.06, 3,226.23 and 1,343.20 is: 1,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.06 : 3,226.23 = 1,343.20 : x
  2. Step 2: Convert to fraction form
    2,338.06/3,226.23 = 1,343.20/x
  3. Step 3: Cross multiply
    2,338.06x = 3,226.23 × 1,343.20
  4. Step 4: Simplify right side
    2,338.06x = 4,333,472.14
  5. Step 5: Solve for x
    x = 4,333,472.14/2,338.06
  6. Step 6: Final answer
    x = 1,853.45

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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.