Home / 8,158.21-11,257.63-4,524.36

Finding the Fourth Proportional to 8,158.21, 11,257.63 and 4,524.36

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Solution

The fourth proportional to 8,158.21, 11,257.63 and 4,524.36 is: 6,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.21 : 11,257.63 = 4,524.36 : x
  2. Step 2: Convert to fraction form
    8,158.21/11,257.63 = 4,524.36/x
  3. Step 3: Cross multiply
    8,158.21x = 11,257.63 × 4,524.36
  4. Step 4: Simplify right side
    8,158.21x = 50,933,570.87
  5. Step 5: Solve for x
    x = 50,933,570.87/8,158.21
  6. Step 6: Final answer
    x = 6,243.23

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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.