Home / 11,129.54-15,359.20-6,093.46

Finding the Fourth Proportional to 11,129.54, 15,359.20 and 6,093.46

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Solution

The fourth proportional to 11,129.54, 15,359.20 and 6,093.46 is: 8,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.54 : 15,359.20 = 6,093.46 : x
  2. Step 2: Convert to fraction form
    11,129.54/15,359.20 = 6,093.46/x
  3. Step 3: Cross multiply
    11,129.54x = 15,359.20 × 6,093.46
  4. Step 4: Simplify right side
    11,129.54x = 93,590,670.83
  5. Step 5: Solve for x
    x = 93,590,670.83/11,129.54
  6. Step 6: Final answer
    x = 8,409.21

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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.