Home / 1,936.65-2,899.44-1,451.88

Finding the Fourth Proportional to 1,936.65, 2,899.44 and 1,451.88

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Solution

The fourth proportional to 1,936.65, 2,899.44 and 1,451.88 is: 2,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.65 : 2,899.44 = 1,451.88 : x
  2. Step 2: Convert to fraction form
    1,936.65/2,899.44 = 1,451.88/x
  3. Step 3: Cross multiply
    1,936.65x = 2,899.44 × 1,451.88
  4. Step 4: Simplify right side
    1,936.65x = 4,209,638.95
  5. Step 5: Solve for x
    x = 4,209,638.95/1,936.65
  6. Step 6: Final answer
    x = 2,173.67

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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.