Home / 2,938.37-4,407.62-1,183.55

Finding the Fourth Proportional to 2,938.37, 4,407.62 and 1,183.55

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Solution

The fourth proportional to 2,938.37, 4,407.62 and 1,183.55 is: 1,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.37 : 4,407.62 = 1,183.55 : x
  2. Step 2: Convert to fraction form
    2,938.37/4,407.62 = 1,183.55/x
  3. Step 3: Cross multiply
    2,938.37x = 4,407.62 × 1,183.55
  4. Step 4: Simplify right side
    2,938.37x = 5,216,638.65
  5. Step 5: Solve for x
    x = 5,216,638.65/2,938.37
  6. Step 6: Final answer
    x = 1,775.35

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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.