Home / 7,340.07-10,129.29-4,196.33

Finding the Fourth Proportional to 7,340.07, 10,129.29 and 4,196.33

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Solution

The fourth proportional to 7,340.07, 10,129.29 and 4,196.33 is: 5,790.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.07 : 10,129.29 = 4,196.33 : x
  2. Step 2: Convert to fraction form
    7,340.07/10,129.29 = 4,196.33/x
  3. Step 3: Cross multiply
    7,340.07x = 10,129.29 × 4,196.33
  4. Step 4: Simplify right side
    7,340.07x = 42,505,792.86
  5. Step 5: Solve for x
    x = 42,505,792.86/7,340.07
  6. Step 6: Final answer
    x = 5,790.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.