Home / 2,306.58-3,183.01-1,258.66

Finding the Fourth Proportional to 2,306.58, 3,183.01 and 1,258.66

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Solution

The fourth proportional to 2,306.58, 3,183.01 and 1,258.66 is: 1,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.58 : 3,183.01 = 1,258.66 : x
  2. Step 2: Convert to fraction form
    2,306.58/3,183.01 = 1,258.66/x
  3. Step 3: Cross multiply
    2,306.58x = 3,183.01 × 1,258.66
  4. Step 4: Simplify right side
    2,306.58x = 4,006,327.37
  5. Step 5: Solve for x
    x = 4,006,327.37/2,306.58
  6. Step 6: Final answer
    x = 1,736.91

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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.