Home / 7,329.12-10,112.76-4,184.16

Finding the Fourth Proportional to 7,329.12, 10,112.76 and 4,184.16

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Solution

The fourth proportional to 7,329.12, 10,112.76 and 4,184.16 is: 5,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.12 : 10,112.76 = 4,184.16 : x
  2. Step 2: Convert to fraction form
    7,329.12/10,112.76 = 4,184.16/x
  3. Step 3: Cross multiply
    7,329.12x = 10,112.76 × 4,184.16
  4. Step 4: Simplify right side
    7,329.12x = 42,313,405.88
  5. Step 5: Solve for x
    x = 42,313,405.88/7,329.12
  6. Step 6: Final answer
    x = 5,773.33

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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.