Home / 7,190.07-10,786.05-2,510.16

Finding the Fourth Proportional to 7,190.07, 10,786.05 and 2,510.16

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Solution

The fourth proportional to 7,190.07, 10,786.05 and 2,510.16 is: 3,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.07 : 10,786.05 = 2,510.16 : x
  2. Step 2: Convert to fraction form
    7,190.07/10,786.05 = 2,510.16/x
  3. Step 3: Cross multiply
    7,190.07x = 10,786.05 × 2,510.16
  4. Step 4: Simplify right side
    7,190.07x = 27,074,711.27
  5. Step 5: Solve for x
    x = 27,074,711.27/7,190.07
  6. Step 6: Final answer
    x = 3,765.57

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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.