Home / 7,556.88-11,329.36-2,875.96

Finding the Fourth Proportional to 7,556.88, 11,329.36 and 2,875.96

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Solution

The fourth proportional to 7,556.88, 11,329.36 and 2,875.96 is: 4,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.88 : 11,329.36 = 2,875.96 : x
  2. Step 2: Convert to fraction form
    7,556.88/11,329.36 = 2,875.96/x
  3. Step 3: Cross multiply
    7,556.88x = 11,329.36 × 2,875.96
  4. Step 4: Simplify right side
    7,556.88x = 32,582,786.19
  5. Step 5: Solve for x
    x = 32,582,786.19/7,556.88
  6. Step 6: Final answer
    x = 4,311.67

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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.