Home / 4,995.43-6,896.20-3,107.63

Finding the Fourth Proportional to 4,995.43, 6,896.20 and 3,107.63

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Solution

The fourth proportional to 4,995.43, 6,896.20 and 3,107.63 is: 4,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.43 : 6,896.20 = 3,107.63 : x
  2. Step 2: Convert to fraction form
    4,995.43/6,896.20 = 3,107.63/x
  3. Step 3: Cross multiply
    4,995.43x = 6,896.20 × 3,107.63
  4. Step 4: Simplify right side
    4,995.43x = 21,430,838.01
  5. Step 5: Solve for x
    x = 21,430,838.01/4,995.43
  6. Step 6: Final answer
    x = 4,290.09

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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.