Home / 9,326.26-13,989.32-3,779.56

Finding the Fourth Proportional to 9,326.26, 13,989.32 and 3,779.56

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Solution

The fourth proportional to 9,326.26, 13,989.32 and 3,779.56 is: 5,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.26 : 13,989.32 = 3,779.56 : x
  2. Step 2: Convert to fraction form
    9,326.26/13,989.32 = 3,779.56/x
  3. Step 3: Cross multiply
    9,326.26x = 13,989.32 × 3,779.56
  4. Step 4: Simplify right side
    9,326.26x = 52,873,474.30
  5. Step 5: Solve for x
    x = 52,873,474.30/9,326.26
  6. Step 6: Final answer
    x = 5,669.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.