Home / 11,093.86-15,309.51-6,623.62

Finding the Fourth Proportional to 11,093.86, 15,309.51 and 6,623.62

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Solution

The fourth proportional to 11,093.86, 15,309.51 and 6,623.62 is: 9,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.86 : 15,309.51 = 6,623.62 : x
  2. Step 2: Convert to fraction form
    11,093.86/15,309.51 = 6,623.62/x
  3. Step 3: Cross multiply
    11,093.86x = 15,309.51 × 6,623.62
  4. Step 4: Simplify right side
    11,093.86x = 101,404,399.63
  5. Step 5: Solve for x
    x = 101,404,399.63/11,093.86
  6. Step 6: Final answer
    x = 9,140.59

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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.