Home / 6,091.26-8,405.70-3,438.50

Finding the Fourth Proportional to 6,091.26, 8,405.70 and 3,438.50

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Solution

The fourth proportional to 6,091.26, 8,405.70 and 3,438.50 is: 4,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.26 : 8,405.70 = 3,438.50 : x
  2. Step 2: Convert to fraction form
    6,091.26/8,405.70 = 3,438.50/x
  3. Step 3: Cross multiply
    6,091.26x = 8,405.70 × 3,438.50
  4. Step 4: Simplify right side
    6,091.26x = 28,902,999.45
  5. Step 5: Solve for x
    x = 28,902,999.45/6,091.26
  6. Step 6: Final answer
    x = 4,745.00

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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.