Home / 8,243.47-11,375.91-4,466.55

Finding the Fourth Proportional to 8,243.47, 11,375.91 and 4,466.55

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Solution

The fourth proportional to 8,243.47, 11,375.91 and 4,466.55 is: 6,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.47 : 11,375.91 = 4,466.55 : x
  2. Step 2: Convert to fraction form
    8,243.47/11,375.91 = 4,466.55/x
  3. Step 3: Cross multiply
    8,243.47x = 11,375.91 × 4,466.55
  4. Step 4: Simplify right side
    8,243.47x = 50,811,070.81
  5. Step 5: Solve for x
    x = 50,811,070.81/8,243.47
  6. Step 6: Final answer
    x = 6,163.80

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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.