Home / 6,912.36-10,360.44-3,403.98

Finding the Fourth Proportional to 6,912.36, 10,360.44 and 3,403.98

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Solution

The fourth proportional to 6,912.36, 10,360.44 and 3,403.98 is: 5,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.36 : 10,360.44 = 3,403.98 : x
  2. Step 2: Convert to fraction form
    6,912.36/10,360.44 = 3,403.98/x
  3. Step 3: Cross multiply
    6,912.36x = 10,360.44 × 3,403.98
  4. Step 4: Simplify right side
    6,912.36x = 35,266,730.55
  5. Step 5: Solve for x
    x = 35,266,730.55/6,912.36
  6. Step 6: Final answer
    x = 5,101.98

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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.