Home / 11,081.75-15,292.94-6,604.74

Finding the Fourth Proportional to 11,081.75, 15,292.94 and 6,604.74

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Solution

The fourth proportional to 11,081.75, 15,292.94 and 6,604.74 is: 9,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.75 : 15,292.94 = 6,604.74 : x
  2. Step 2: Convert to fraction form
    11,081.75/15,292.94 = 6,604.74/x
  3. Step 3: Cross multiply
    11,081.75x = 15,292.94 × 6,604.74
  4. Step 4: Simplify right side
    11,081.75x = 101,005,859.51
  5. Step 5: Solve for x
    x = 101,005,859.51/11,081.75
  6. Step 6: Final answer
    x = 9,114.62

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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.