Home / 3,943.02-5,914.53-1,021.35

Finding the Fourth Proportional to 3,943.02, 5,914.53 and 1,021.35

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Solution

The fourth proportional to 3,943.02, 5,914.53 and 1,021.35 is: 1,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.02 : 5,914.53 = 1,021.35 : x
  2. Step 2: Convert to fraction form
    3,943.02/5,914.53 = 1,021.35/x
  3. Step 3: Cross multiply
    3,943.02x = 5,914.53 × 1,021.35
  4. Step 4: Simplify right side
    3,943.02x = 6,040,805.22
  5. Step 5: Solve for x
    x = 6,040,805.22/3,943.02
  6. Step 6: Final answer
    x = 1,532.03

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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.