Home / 7,357.94-11,036.30-3,408.38

Finding the Fourth Proportional to 7,357.94, 11,036.30 and 3,408.38

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Solution

The fourth proportional to 7,357.94, 11,036.30 and 3,408.38 is: 5,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.94 : 11,036.30 = 3,408.38 : x
  2. Step 2: Convert to fraction form
    7,357.94/11,036.30 = 3,408.38/x
  3. Step 3: Cross multiply
    7,357.94x = 11,036.30 × 3,408.38
  4. Step 4: Simplify right side
    7,357.94x = 37,615,831.97
  5. Step 5: Solve for x
    x = 37,615,831.97/7,357.94
  6. Step 6: Final answer
    x = 5,112.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.