Home / 7,779.09-11,669.24-3,832.47

Finding the Fourth Proportional to 7,779.09, 11,669.24 and 3,832.47

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Solution

The fourth proportional to 7,779.09, 11,669.24 and 3,832.47 is: 5,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.09 : 11,669.24 = 3,832.47 : x
  2. Step 2: Convert to fraction form
    7,779.09/11,669.24 = 3,832.47/x
  3. Step 3: Cross multiply
    7,779.09x = 11,669.24 × 3,832.47
  4. Step 4: Simplify right side
    7,779.09x = 44,722,012.22
  5. Step 5: Solve for x
    x = 44,722,012.22/7,779.09
  6. Step 6: Final answer
    x = 5,749.00

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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.