Home / 4,110.98-6,169.71-1,920.74

Finding the Fourth Proportional to 4,110.98, 6,169.71 and 1,920.74

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Solution

The fourth proportional to 4,110.98, 6,169.71 and 1,920.74 is: 2,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.98 : 6,169.71 = 1,920.74 : x
  2. Step 2: Convert to fraction form
    4,110.98/6,169.71 = 1,920.74/x
  3. Step 3: Cross multiply
    4,110.98x = 6,169.71 × 1,920.74
  4. Step 4: Simplify right side
    4,110.98x = 11,850,408.79
  5. Step 5: Solve for x
    x = 11,850,408.79/4,110.98
  6. Step 6: Final answer
    x = 2,882.62

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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.