Home / 5,183.45-7,771.53-2,407.18

Finding the Fourth Proportional to 5,183.45, 7,771.53 and 2,407.18

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Solution

The fourth proportional to 5,183.45, 7,771.53 and 2,407.18 is: 3,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.45 : 7,771.53 = 2,407.18 : x
  2. Step 2: Convert to fraction form
    5,183.45/7,771.53 = 2,407.18/x
  3. Step 3: Cross multiply
    5,183.45x = 7,771.53 × 2,407.18
  4. Step 4: Simplify right side
    5,183.45x = 18,707,471.59
  5. Step 5: Solve for x
    x = 18,707,471.59/5,183.45
  6. Step 6: Final answer
    x = 3,609.08

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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.