Home / 2,690.44-4,033.88-1,301.02

Finding the Fourth Proportional to 2,690.44, 4,033.88 and 1,301.02

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Solution

The fourth proportional to 2,690.44, 4,033.88 and 1,301.02 is: 1,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.44 : 4,033.88 = 1,301.02 : x
  2. Step 2: Convert to fraction form
    2,690.44/4,033.88 = 1,301.02/x
  3. Step 3: Cross multiply
    2,690.44x = 4,033.88 × 1,301.02
  4. Step 4: Simplify right side
    2,690.44x = 5,248,158.56
  5. Step 5: Solve for x
    x = 5,248,158.56/2,690.44
  6. Step 6: Final answer
    x = 1,950.67

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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.