Home / 8,334.55-12,495.33-4,172.41

Finding the Fourth Proportional to 8,334.55, 12,495.33 and 4,172.41

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Solution

The fourth proportional to 8,334.55, 12,495.33 and 4,172.41 is: 6,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.55 : 12,495.33 = 4,172.41 : x
  2. Step 2: Convert to fraction form
    8,334.55/12,495.33 = 4,172.41/x
  3. Step 3: Cross multiply
    8,334.55x = 12,495.33 × 4,172.41
  4. Step 4: Simplify right side
    8,334.55x = 52,135,655.46
  5. Step 5: Solve for x
    x = 52,135,655.46/8,334.55
  6. Step 6: Final answer
    x = 6,255.37

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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.