Home / 4,912.38-6,779.04-2,674.26

Finding the Fourth Proportional to 4,912.38, 6,779.04 and 2,674.26

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Solution

The fourth proportional to 4,912.38, 6,779.04 and 2,674.26 is: 3,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.38 : 6,779.04 = 2,674.26 : x
  2. Step 2: Convert to fraction form
    4,912.38/6,779.04 = 2,674.26/x
  3. Step 3: Cross multiply
    4,912.38x = 6,779.04 × 2,674.26
  4. Step 4: Simplify right side
    4,912.38x = 18,128,915.51
  5. Step 5: Solve for x
    x = 18,128,915.51/4,912.38
  6. Step 6: Final answer
    x = 3,690.45

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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.