Home / 6,764.10-9,334.06-3,779.31

Finding the Fourth Proportional to 6,764.10, 9,334.06 and 3,779.31

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Solution

The fourth proportional to 6,764.10, 9,334.06 and 3,779.31 is: 5,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.10 : 9,334.06 = 3,779.31 : x
  2. Step 2: Convert to fraction form
    6,764.10/9,334.06 = 3,779.31/x
  3. Step 3: Cross multiply
    6,764.10x = 9,334.06 × 3,779.31
  4. Step 4: Simplify right side
    6,764.10x = 35,276,306.30
  5. Step 5: Solve for x
    x = 35,276,306.30/6,764.10
  6. Step 6: Final answer
    x = 5,215.23

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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.