Home / 2,338.39-3,226.65-1,343.50

Finding the Fourth Proportional to 2,338.39, 3,226.65 and 1,343.50

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Solution

The fourth proportional to 2,338.39, 3,226.65 and 1,343.50 is: 1,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.39 : 3,226.65 = 1,343.50 : x
  2. Step 2: Convert to fraction form
    2,338.39/3,226.65 = 1,343.50/x
  3. Step 3: Cross multiply
    2,338.39x = 3,226.65 × 1,343.50
  4. Step 4: Simplify right side
    2,338.39x = 4,335,004.28
  5. Step 5: Solve for x
    x = 4,335,004.28/2,338.39
  6. Step 6: Final answer
    x = 1,853.84

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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.