Home / 7,779.09-11,669.22-2,232.39

Finding the Fourth Proportional to 7,779.09, 11,669.22 and 2,232.39

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Solution

The fourth proportional to 7,779.09, 11,669.22 and 2,232.39 is: 3,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.09 : 11,669.22 = 2,232.39 : x
  2. Step 2: Convert to fraction form
    7,779.09/11,669.22 = 2,232.39/x
  3. Step 3: Cross multiply
    7,779.09x = 11,669.22 × 2,232.39
  4. Step 4: Simplify right side
    7,779.09x = 26,050,250.04
  5. Step 5: Solve for x
    x = 26,050,250.04/7,779.09
  6. Step 6: Final answer
    x = 3,348.75

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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.