Home / 2,094.06-2,890.87-1,620.90

Finding the Fourth Proportional to 2,094.06, 2,890.87 and 1,620.90

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Solution

The fourth proportional to 2,094.06, 2,890.87 and 1,620.90 is: 2,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.06 : 2,890.87 = 1,620.90 : x
  2. Step 2: Convert to fraction form
    2,094.06/2,890.87 = 1,620.90/x
  3. Step 3: Cross multiply
    2,094.06x = 2,890.87 × 1,620.90
  4. Step 4: Simplify right side
    2,094.06x = 4,685,811.18
  5. Step 5: Solve for x
    x = 4,685,811.18/2,094.06
  6. Step 6: Final answer
    x = 2,237.67

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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.