Home / 4,284.18-6,424.89-1,361.80

Finding the Fourth Proportional to 4,284.18, 6,424.89 and 1,361.80

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Solution

The fourth proportional to 4,284.18, 6,424.89 and 1,361.80 is: 2,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.18 : 6,424.89 = 1,361.80 : x
  2. Step 2: Convert to fraction form
    4,284.18/6,424.89 = 1,361.80/x
  3. Step 3: Cross multiply
    4,284.18x = 6,424.89 × 1,361.80
  4. Step 4: Simplify right side
    4,284.18x = 8,749,429.62
  5. Step 5: Solve for x
    x = 8,749,429.62/4,284.18
  6. Step 6: Final answer
    x = 2,042.26

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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.