Home / 4,912.35-6,779.01-2,674.23

Finding the Fourth Proportional to 4,912.35, 6,779.01 and 2,674.23

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Solution

The fourth proportional to 4,912.35, 6,779.01 and 2,674.23 is: 3,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.35 : 6,779.01 = 2,674.23 : x
  2. Step 2: Convert to fraction form
    4,912.35/6,779.01 = 2,674.23/x
  3. Step 3: Cross multiply
    4,912.35x = 6,779.01 × 2,674.23
  4. Step 4: Simplify right side
    4,912.35x = 18,128,631.91
  5. Step 5: Solve for x
    x = 18,128,631.91/4,912.35
  6. Step 6: Final answer
    x = 3,690.42

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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.