Home / 1,481.16-2,209.60-1,440.93

Finding the Fourth Proportional to 1,481.16, 2,209.60 and 1,440.93

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Solution

The fourth proportional to 1,481.16, 2,209.60 and 1,440.93 is: 2,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.16 : 2,209.60 = 1,440.93 : x
  2. Step 2: Convert to fraction form
    1,481.16/2,209.60 = 1,440.93/x
  3. Step 3: Cross multiply
    1,481.16x = 2,209.60 × 1,440.93
  4. Step 4: Simplify right side
    1,481.16x = 3,183,878.93
  5. Step 5: Solve for x
    x = 3,183,878.93/1,481.16
  6. Step 6: Final answer
    x = 2,149.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.