Home / 4,556.83-6,288.70-2,788.78

Finding the Fourth Proportional to 4,556.83, 6,288.70 and 2,788.78

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Solution

The fourth proportional to 4,556.83, 6,288.70 and 2,788.78 is: 3,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.83 : 6,288.70 = 2,788.78 : x
  2. Step 2: Convert to fraction form
    4,556.83/6,288.70 = 2,788.78/x
  3. Step 3: Cross multiply
    4,556.83x = 6,288.70 × 2,788.78
  4. Step 4: Simplify right side
    4,556.83x = 17,537,800.79
  5. Step 5: Solve for x
    x = 17,537,800.79/4,556.83
  6. Step 6: Final answer
    x = 3,848.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.