Home / 4,942.65-6,820.62-2,818.26

Finding the Fourth Proportional to 4,942.65, 6,820.62 and 2,818.26

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Solution

The fourth proportional to 4,942.65, 6,820.62 and 2,818.26 is: 3,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.65 : 6,820.62 = 2,818.26 : x
  2. Step 2: Convert to fraction form
    4,942.65/6,820.62 = 2,818.26/x
  3. Step 3: Cross multiply
    4,942.65x = 6,820.62 × 2,818.26
  4. Step 4: Simplify right side
    4,942.65x = 19,222,280.52
  5. Step 5: Solve for x
    x = 19,222,280.52/4,942.65
  6. Step 6: Final answer
    x = 3,889.06

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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.