Home / 5,365.19-7,403.94-2,975.28

Finding the Fourth Proportional to 5,365.19, 7,403.94 and 2,975.28

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Solution

The fourth proportional to 5,365.19, 7,403.94 and 2,975.28 is: 4,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.19 : 7,403.94 = 2,975.28 : x
  2. Step 2: Convert to fraction form
    5,365.19/7,403.94 = 2,975.28/x
  3. Step 3: Cross multiply
    5,365.19x = 7,403.94 × 2,975.28
  4. Step 4: Simplify right side
    5,365.19x = 22,028,794.60
  5. Step 5: Solve for x
    x = 22,028,794.60/5,365.19
  6. Step 6: Final answer
    x = 4,105.88

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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.