Home / 5,004.90-6,906.83-2,880.63

Finding the Fourth Proportional to 5,004.90, 6,906.83 and 2,880.63

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Solution

The fourth proportional to 5,004.90, 6,906.83 and 2,880.63 is: 3,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.90 : 6,906.83 = 2,880.63 : x
  2. Step 2: Convert to fraction form
    5,004.90/6,906.83 = 2,880.63/x
  3. Step 3: Cross multiply
    5,004.90x = 6,906.83 × 2,880.63
  4. Step 4: Simplify right side
    5,004.90x = 19,896,007.30
  5. Step 5: Solve for x
    x = 19,896,007.30/5,004.90
  6. Step 6: Final answer
    x = 3,975.31

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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.