Home / 4,822.26-7,230.69-1,899.78

Finding the Fourth Proportional to 4,822.26, 7,230.69 and 1,899.78

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Solution

The fourth proportional to 4,822.26, 7,230.69 and 1,899.78 is: 2,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.26 : 7,230.69 = 1,899.78 : x
  2. Step 2: Convert to fraction form
    4,822.26/7,230.69 = 1,899.78/x
  3. Step 3: Cross multiply
    4,822.26x = 7,230.69 × 1,899.78
  4. Step 4: Simplify right side
    4,822.26x = 13,736,720.25
  5. Step 5: Solve for x
    x = 13,736,720.25/4,822.26
  6. Step 6: Final answer
    x = 2,848.61

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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.