Home / 2,779.35-3,835.67-1,600.62

Finding the Fourth Proportional to 2,779.35, 3,835.67 and 1,600.62

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Solution

The fourth proportional to 2,779.35, 3,835.67 and 1,600.62 is: 2,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.35 : 3,835.67 = 1,600.62 : x
  2. Step 2: Convert to fraction form
    2,779.35/3,835.67 = 1,600.62/x
  3. Step 3: Cross multiply
    2,779.35x = 3,835.67 × 1,600.62
  4. Step 4: Simplify right side
    2,779.35x = 6,139,442.11
  5. Step 5: Solve for x
    x = 6,139,442.11/2,779.35
  6. Step 6: Final answer
    x = 2,208.95

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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.