Home / 4,508.34-6,762.78-2,556.78

Finding the Fourth Proportional to 4,508.34, 6,762.78 and 2,556.78

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Solution

The fourth proportional to 4,508.34, 6,762.78 and 2,556.78 is: 3,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.34 : 6,762.78 = 2,556.78 : x
  2. Step 2: Convert to fraction form
    4,508.34/6,762.78 = 2,556.78/x
  3. Step 3: Cross multiply
    4,508.34x = 6,762.78 × 2,556.78
  4. Step 4: Simplify right side
    4,508.34x = 17,290,940.65
  5. Step 5: Solve for x
    x = 17,290,940.65/4,508.34
  6. Step 6: Final answer
    x = 3,835.32

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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.