Home / 3,915.96-5,873.83-1,450.73

Finding the Fourth Proportional to 3,915.96, 5,873.83 and 1,450.73

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Solution

The fourth proportional to 3,915.96, 5,873.83 and 1,450.73 is: 2,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.96 : 5,873.83 = 1,450.73 : x
  2. Step 2: Convert to fraction form
    3,915.96/5,873.83 = 1,450.73/x
  3. Step 3: Cross multiply
    3,915.96x = 5,873.83 × 1,450.73
  4. Step 4: Simplify right side
    3,915.96x = 8,521,308.40
  5. Step 5: Solve for x
    x = 8,521,308.40/3,915.96
  6. Step 6: Final answer
    x = 2,176.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.