Home / 11,596.08-15,998.40-7,619.34

Finding the Fourth Proportional to 11,596.08, 15,998.40 and 7,619.34

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Solution

The fourth proportional to 11,596.08, 15,998.40 and 7,619.34 is: 10,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,596.08 : 15,998.40 = 7,619.34 : x
  2. Step 2: Convert to fraction form
    11,596.08/15,998.40 = 7,619.34/x
  3. Step 3: Cross multiply
    11,596.08x = 15,998.40 × 7,619.34
  4. Step 4: Simplify right side
    11,596.08x = 121,897,249.06
  5. Step 5: Solve for x
    x = 121,897,249.06/11,596.08
  6. Step 6: Final answer
    x = 10,511.94

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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.