Home / 4,912.44-6,779.26-3,851.47

Finding the Fourth Proportional to 4,912.44, 6,779.26 and 3,851.47

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Solution

The fourth proportional to 4,912.44, 6,779.26 and 3,851.47 is: 5,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.44 : 6,779.26 = 3,851.47 : x
  2. Step 2: Convert to fraction form
    4,912.44/6,779.26 = 3,851.47/x
  3. Step 3: Cross multiply
    4,912.44x = 6,779.26 × 3,851.47
  4. Step 4: Simplify right side
    4,912.44x = 26,110,116.51
  5. Step 5: Solve for x
    x = 26,110,116.51/4,912.44
  6. Step 6: Final answer
    x = 5,315.10

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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.