Home / 4,814.12-7,220.64-1,893.08

Finding the Fourth Proportional to 4,814.12, 7,220.64 and 1,893.08

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Solution

The fourth proportional to 4,814.12, 7,220.64 and 1,893.08 is: 2,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.12 : 7,220.64 = 1,893.08 : x
  2. Step 2: Convert to fraction form
    4,814.12/7,220.64 = 1,893.08/x
  3. Step 3: Cross multiply
    4,814.12x = 7,220.64 × 1,893.08
  4. Step 4: Simplify right side
    4,814.12x = 13,669,249.17
  5. Step 5: Solve for x
    x = 13,669,249.17/4,814.12
  6. Step 6: Final answer
    x = 2,839.41

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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.