Home / 8,868.74-13,290.76-4,481.08

Finding the Fourth Proportional to 8,868.74, 13,290.76 and 4,481.08

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Solution

The fourth proportional to 8,868.74, 13,290.76 and 4,481.08 is: 6,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.74 : 13,290.76 = 4,481.08 : x
  2. Step 2: Convert to fraction form
    8,868.74/13,290.76 = 4,481.08/x
  3. Step 3: Cross multiply
    8,868.74x = 13,290.76 × 4,481.08
  4. Step 4: Simplify right side
    8,868.74x = 59,556,914.39
  5. Step 5: Solve for x
    x = 59,556,914.39/8,868.74
  6. Step 6: Final answer
    x = 6,715.37

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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.