Home / 7,420.46-10,240.14-4,063.24

Finding the Fourth Proportional to 7,420.46, 10,240.14 and 4,063.24

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Solution

The fourth proportional to 7,420.46, 10,240.14 and 4,063.24 is: 5,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.46 : 10,240.14 = 4,063.24 : x
  2. Step 2: Convert to fraction form
    7,420.46/10,240.14 = 4,063.24/x
  3. Step 3: Cross multiply
    7,420.46x = 10,240.14 × 4,063.24
  4. Step 4: Simplify right side
    7,420.46x = 41,608,146.45
  5. Step 5: Solve for x
    x = 41,608,146.45/7,420.46
  6. Step 6: Final answer
    x = 5,607.22

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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.