Home / 5,269.21-7,268.23-3,380.15

Finding the Fourth Proportional to 5,269.21, 7,268.23 and 3,380.15

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Solution

The fourth proportional to 5,269.21, 7,268.23 and 3,380.15 is: 4,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.21 : 7,268.23 = 3,380.15 : x
  2. Step 2: Convert to fraction form
    5,269.21/7,268.23 = 3,380.15/x
  3. Step 3: Cross multiply
    5,269.21x = 7,268.23 × 3,380.15
  4. Step 4: Simplify right side
    5,269.21x = 24,567,707.63
  5. Step 5: Solve for x
    x = 24,567,707.63/5,269.21
  6. Step 6: Final answer
    x = 4,662.50

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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.