Home / 3,011.12-4,486.49-2,683.74

Finding the Fourth Proportional to 3,011.12, 4,486.49 and 2,683.74

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Solution

The fourth proportional to 3,011.12, 4,486.49 and 2,683.74 is: 3,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.12 : 4,486.49 = 2,683.74 : x
  2. Step 2: Convert to fraction form
    3,011.12/4,486.49 = 2,683.74/x
  3. Step 3: Cross multiply
    3,011.12x = 4,486.49 × 2,683.74
  4. Step 4: Simplify right side
    3,011.12x = 12,040,579.38
  5. Step 5: Solve for x
    x = 12,040,579.38/3,011.12
  6. Step 6: Final answer
    x = 3,998.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.