Home / 3,068.06-4,234.73-1,890.11

Finding the Fourth Proportional to 3,068.06, 4,234.73 and 1,890.11

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Solution

The fourth proportional to 3,068.06, 4,234.73 and 1,890.11 is: 2,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.06 : 4,234.73 = 1,890.11 : x
  2. Step 2: Convert to fraction form
    3,068.06/4,234.73 = 1,890.11/x
  3. Step 3: Cross multiply
    3,068.06x = 4,234.73 × 1,890.11
  4. Step 4: Simplify right side
    3,068.06x = 8,004,074.90
  5. Step 5: Solve for x
    x = 8,004,074.90/3,068.06
  6. Step 6: Final answer
    x = 2,608.84

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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.