Home / 2,163.24-3,245.06-1,303.02

Finding the Fourth Proportional to 2,163.24, 3,245.06 and 1,303.02

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Solution

The fourth proportional to 2,163.24, 3,245.06 and 1,303.02 is: 1,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.24 : 3,245.06 = 1,303.02 : x
  2. Step 2: Convert to fraction form
    2,163.24/3,245.06 = 1,303.02/x
  3. Step 3: Cross multiply
    2,163.24x = 3,245.06 × 1,303.02
  4. Step 4: Simplify right side
    2,163.24x = 4,228,381.34
  5. Step 5: Solve for x
    x = 4,228,381.34/2,163.24
  6. Step 6: Final answer
    x = 1,954.65

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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.