Home / 2,393.36-3,302.73-1,331.12

Finding the Fourth Proportional to 2,393.36, 3,302.73 and 1,331.12

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Solution

The fourth proportional to 2,393.36, 3,302.73 and 1,331.12 is: 1,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.36 : 3,302.73 = 1,331.12 : x
  2. Step 2: Convert to fraction form
    2,393.36/3,302.73 = 1,331.12/x
  3. Step 3: Cross multiply
    2,393.36x = 3,302.73 × 1,331.12
  4. Step 4: Simplify right side
    2,393.36x = 4,396,306.79
  5. Step 5: Solve for x
    x = 4,396,306.79/2,393.36
  6. Step 6: Final answer
    x = 1,836.88

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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.