Home / 9,235.89-13,850.34-3,311.18

Finding the Fourth Proportional to 9,235.89, 13,850.34 and 3,311.18

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Solution

The fourth proportional to 9,235.89, 13,850.34 and 3,311.18 is: 4,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.89 : 13,850.34 = 3,311.18 : x
  2. Step 2: Convert to fraction form
    9,235.89/13,850.34 = 3,311.18/x
  3. Step 3: Cross multiply
    9,235.89x = 13,850.34 × 3,311.18
  4. Step 4: Simplify right side
    9,235.89x = 45,860,968.80
  5. Step 5: Solve for x
    x = 45,860,968.80/9,235.89
  6. Step 6: Final answer
    x = 4,965.52

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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.