Home / 3,025.43-4,176.50-2,018.81

Finding the Fourth Proportional to 3,025.43, 4,176.50 and 2,018.81

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Solution

The fourth proportional to 3,025.43, 4,176.50 and 2,018.81 is: 2,786.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.43 : 4,176.50 = 2,018.81 : x
  2. Step 2: Convert to fraction form
    3,025.43/4,176.50 = 2,018.81/x
  3. Step 3: Cross multiply
    3,025.43x = 4,176.50 × 2,018.81
  4. Step 4: Simplify right side
    3,025.43x = 8,431,560.31
  5. Step 5: Solve for x
    x = 8,431,560.31/3,025.43
  6. Step 6: Final answer
    x = 2,786.89

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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.