Home / 4,790.74-7,183.78-1,670.67

Finding the Fourth Proportional to 4,790.74, 7,183.78 and 1,670.67

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Solution

The fourth proportional to 4,790.74, 7,183.78 and 1,670.67 is: 2,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.74 : 7,183.78 = 1,670.67 : x
  2. Step 2: Convert to fraction form
    4,790.74/7,183.78 = 1,670.67/x
  3. Step 3: Cross multiply
    4,790.74x = 7,183.78 × 1,670.67
  4. Step 4: Simplify right side
    4,790.74x = 12,001,725.73
  5. Step 5: Solve for x
    x = 12,001,725.73/4,790.74
  6. Step 6: Final answer
    x = 2,505.19

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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.