Home / 1,636.49-2,455.77-1,482.73

Finding the Fourth Proportional to 1,636.49, 2,455.77 and 1,482.73

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Solution

The fourth proportional to 1,636.49, 2,455.77 and 1,482.73 is: 2,225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.49 : 2,455.77 = 1,482.73 : x
  2. Step 2: Convert to fraction form
    1,636.49/2,455.77 = 1,482.73/x
  3. Step 3: Cross multiply
    1,636.49x = 2,455.77 × 1,482.73
  4. Step 4: Simplify right side
    1,636.49x = 3,641,243.85
  5. Step 5: Solve for x
    x = 3,641,243.85/1,636.49
  6. Step 6: Final answer
    x = 2,225.03

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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.