Home / 5,268.99-7,270.16-3,173.25

Finding the Fourth Proportional to 5,268.99, 7,270.16 and 3,173.25

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Solution

The fourth proportional to 5,268.99, 7,270.16 and 3,173.25 is: 4,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.99 : 7,270.16 = 3,173.25 : x
  2. Step 2: Convert to fraction form
    5,268.99/7,270.16 = 3,173.25/x
  3. Step 3: Cross multiply
    5,268.99x = 7,270.16 × 3,173.25
  4. Step 4: Simplify right side
    5,268.99x = 23,070,019.35
  5. Step 5: Solve for x
    x = 23,070,019.35/5,268.99
  6. Step 6: Final answer
    x = 4,378.45

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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.