Home / 5,466.78-8,163.06-4,343.55

Finding the Fourth Proportional to 5,466.78, 8,163.06 and 4,343.55

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Solution

The fourth proportional to 5,466.78, 8,163.06 and 4,343.55 is: 6,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.78 : 8,163.06 = 4,343.55 : x
  2. Step 2: Convert to fraction form
    5,466.78/8,163.06 = 4,343.55/x
  3. Step 3: Cross multiply
    5,466.78x = 8,163.06 × 4,343.55
  4. Step 4: Simplify right side
    5,466.78x = 35,456,659.26
  5. Step 5: Solve for x
    x = 35,456,659.26/5,466.78
  6. Step 6: Final answer
    x = 6,485.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.