Home / 5,020.26-6,927.30-2,782.03

Finding the Fourth Proportional to 5,020.26, 6,927.30 and 2,782.03

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Solution

The fourth proportional to 5,020.26, 6,927.30 and 2,782.03 is: 3,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.26 : 6,927.30 = 2,782.03 : x
  2. Step 2: Convert to fraction form
    5,020.26/6,927.30 = 2,782.03/x
  3. Step 3: Cross multiply
    5,020.26x = 6,927.30 × 2,782.03
  4. Step 4: Simplify right side
    5,020.26x = 19,271,921.78
  5. Step 5: Solve for x
    x = 19,271,921.78/5,020.26
  6. Step 6: Final answer
    x = 3,838.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.