Home / 7,468.06-10,305.96-4,111.21

Finding the Fourth Proportional to 7,468.06, 10,305.96 and 4,111.21

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Solution

The fourth proportional to 7,468.06, 10,305.96 and 4,111.21 is: 5,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.06 : 10,305.96 = 4,111.21 : x
  2. Step 2: Convert to fraction form
    7,468.06/10,305.96 = 4,111.21/x
  3. Step 3: Cross multiply
    7,468.06x = 10,305.96 × 4,111.21
  4. Step 4: Simplify right side
    7,468.06x = 42,369,965.81
  5. Step 5: Solve for x
    x = 42,369,965.81/7,468.06
  6. Step 6: Final answer
    x = 5,673.49

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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.