Home / 2,338.21-3,226.94-1,343.35

Finding the Fourth Proportional to 2,338.21, 3,226.94 and 1,343.35

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Solution

The fourth proportional to 2,338.21, 3,226.94 and 1,343.35 is: 1,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.21 : 3,226.94 = 1,343.35 : x
  2. Step 2: Convert to fraction form
    2,338.21/3,226.94 = 1,343.35/x
  3. Step 3: Cross multiply
    2,338.21x = 3,226.94 × 1,343.35
  4. Step 4: Simplify right side
    2,338.21x = 4,334,909.85
  5. Step 5: Solve for x
    x = 4,334,909.85/2,338.21
  6. Step 6: Final answer
    x = 1,853.94

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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.