Home / 1,433.22-2,146.58-1,174.02

Finding the Fourth Proportional to 1,433.22, 2,146.58 and 1,174.02

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Solution

The fourth proportional to 1,433.22, 2,146.58 and 1,174.02 is: 1,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433.22 : 2,146.58 = 1,174.02 : x
  2. Step 2: Convert to fraction form
    1,433.22/2,146.58 = 1,174.02/x
  3. Step 3: Cross multiply
    1,433.22x = 2,146.58 × 1,174.02
  4. Step 4: Simplify right side
    1,433.22x = 2,520,127.85
  5. Step 5: Solve for x
    x = 2,520,127.85/1,433.22
  6. Step 6: Final answer
    x = 1,758.37

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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.