Home / 2,351.16-3,525.93-890.73

Finding the Fourth Proportional to 2,351.16, 3,525.93 and 890.73

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Solution

The fourth proportional to 2,351.16, 3,525.93 and 890.73 is: 1,335.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.16 : 3,525.93 = 890.73 : x
  2. Step 2: Convert to fraction form
    2,351.16/3,525.93 = 890.73/x
  3. Step 3: Cross multiply
    2,351.16x = 3,525.93 × 890.73
  4. Step 4: Simplify right side
    2,351.16x = 3,140,651.63
  5. Step 5: Solve for x
    x = 3,140,651.63/2,351.16
  6. Step 6: Final answer
    x = 1,335.79

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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.