Home / 6,278.36-9,406.06-2,940.49

Finding the Fourth Proportional to 6,278.36, 9,406.06 and 2,940.49

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Solution

The fourth proportional to 6,278.36, 9,406.06 and 2,940.49 is: 4,405.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.36 : 9,406.06 = 2,940.49 : x
  2. Step 2: Convert to fraction form
    6,278.36/9,406.06 = 2,940.49/x
  3. Step 3: Cross multiply
    6,278.36x = 9,406.06 × 2,940.49
  4. Step 4: Simplify right side
    6,278.36x = 27,658,425.37
  5. Step 5: Solve for x
    x = 27,658,425.37/6,278.36
  6. Step 6: Final answer
    x = 4,405.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.