Home / 5,388.37-7,419.07-4,896.28

Finding the Fourth Proportional to 5,388.37, 7,419.07 and 4,896.28

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Solution

The fourth proportional to 5,388.37, 7,419.07 and 4,896.28 is: 6,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.37 : 7,419.07 = 4,896.28 : x
  2. Step 2: Convert to fraction form
    5,388.37/7,419.07 = 4,896.28/x
  3. Step 3: Cross multiply
    5,388.37x = 7,419.07 × 4,896.28
  4. Step 4: Simplify right side
    5,388.37x = 36,325,844.06
  5. Step 5: Solve for x
    x = 36,325,844.06/5,388.37
  6. Step 6: Final answer
    x = 6,741.53

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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.