Home / 7,867.26-11,802.49-2,602.67

Finding the Fourth Proportional to 7,867.26, 11,802.49 and 2,602.67

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Solution

The fourth proportional to 7,867.26, 11,802.49 and 2,602.67 is: 3,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.26 : 11,802.49 = 2,602.67 : x
  2. Step 2: Convert to fraction form
    7,867.26/11,802.49 = 2,602.67/x
  3. Step 3: Cross multiply
    7,867.26x = 11,802.49 × 2,602.67
  4. Step 4: Simplify right side
    7,867.26x = 30,717,986.65
  5. Step 5: Solve for x
    x = 30,717,986.65/7,867.26
  6. Step 6: Final answer
    x = 3,904.53

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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.