Home / 2,306.93-3,183.54-1,258.99

Finding the Fourth Proportional to 2,306.93, 3,183.54 and 1,258.99

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Solution

The fourth proportional to 2,306.93, 3,183.54 and 1,258.99 is: 1,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.93 : 3,183.54 = 1,258.99 : x
  2. Step 2: Convert to fraction form
    2,306.93/3,183.54 = 1,258.99/x
  3. Step 3: Cross multiply
    2,306.93x = 3,183.54 × 1,258.99
  4. Step 4: Simplify right side
    2,306.93x = 4,008,045.02
  5. Step 5: Solve for x
    x = 4,008,045.02/2,306.93
  6. Step 6: Final answer
    x = 1,737.39

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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.