Home / 4,903.82-6,767.49-2,779.43

Finding the Fourth Proportional to 4,903.82, 6,767.49 and 2,779.43

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Solution

The fourth proportional to 4,903.82, 6,767.49 and 2,779.43 is: 3,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.82 : 6,767.49 = 2,779.43 : x
  2. Step 2: Convert to fraction form
    4,903.82/6,767.49 = 2,779.43/x
  3. Step 3: Cross multiply
    4,903.82x = 6,767.49 × 2,779.43
  4. Step 4: Simplify right side
    4,903.82x = 18,809,748.88
  5. Step 5: Solve for x
    x = 18,809,748.88/4,903.82
  6. Step 6: Final answer
    x = 3,835.74

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1.5x scale

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.