Home / 4,929.20-6,801-2,940.44

Finding the Fourth Proportional to 4,929.20, 6,801 and 2,940.44

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Solution

The fourth proportional to 4,929.20, 6,801 and 2,940.44 is: 4,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.20 : 6,801 = 2,940.44 : x
  2. Step 2: Convert to fraction form
    4,929.20/6,801 = 2,940.44/x
  3. Step 3: Cross multiply
    4,929.20x = 6,801 × 2,940.44
  4. Step 4: Simplify right side
    4,929.20x = 19,997,932.44
  5. Step 5: Solve for x
    x = 19,997,932.44/4,929.20
  6. Step 6: Final answer
    x = 4,057.03

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1.5x scale

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.