Home / 7,428.03-11,144.70-2,497.67

Finding the Fourth Proportional to 7,428.03, 11,144.70 and 2,497.67

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Solution

The fourth proportional to 7,428.03, 11,144.70 and 2,497.67 is: 3,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428.03 : 11,144.70 = 2,497.67 : x
  2. Step 2: Convert to fraction form
    7,428.03/11,144.70 = 2,497.67/x
  3. Step 3: Cross multiply
    7,428.03x = 11,144.70 × 2,497.67
  4. Step 4: Simplify right side
    7,428.03x = 27,835,727.13
  5. Step 5: Solve for x
    x = 27,835,727.13/7,428.03
  6. Step 6: Final answer
    x = 3,747.39

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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.