Home / 4,769.13-6,581.21-2,779.77

Finding the Fourth Proportional to 4,769.13, 6,581.21 and 2,779.77

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Solution

The fourth proportional to 4,769.13, 6,581.21 and 2,779.77 is: 3,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.13 : 6,581.21 = 2,779.77 : x
  2. Step 2: Convert to fraction form
    4,769.13/6,581.21 = 2,779.77/x
  3. Step 3: Cross multiply
    4,769.13x = 6,581.21 × 2,779.77
  4. Step 4: Simplify right side
    4,769.13x = 18,294,236.22
  5. Step 5: Solve for x
    x = 18,294,236.22/4,769.13
  6. Step 6: Final answer
    x = 3,835.97

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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.