Home / 11,129.69-15,359.15-6,093.83

Finding the Fourth Proportional to 11,129.69, 15,359.15 and 6,093.83

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Solution

The fourth proportional to 11,129.69, 15,359.15 and 6,093.83 is: 8,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.69 : 15,359.15 = 6,093.83 : x
  2. Step 2: Convert to fraction form
    11,129.69/15,359.15 = 6,093.83/x
  3. Step 3: Cross multiply
    11,129.69x = 15,359.15 × 6,093.83
  4. Step 4: Simplify right side
    11,129.69x = 93,596,102.68
  5. Step 5: Solve for x
    x = 93,596,102.68/11,129.69
  6. Step 6: Final answer
    x = 8,409.59

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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.