Home / 7,627.19-11,436.74-3,927.92

Finding the Fourth Proportional to 7,627.19, 11,436.74 and 3,927.92

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Solution

The fourth proportional to 7,627.19, 11,436.74 and 3,927.92 is: 5,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.19 : 11,436.74 = 3,927.92 : x
  2. Step 2: Convert to fraction form
    7,627.19/11,436.74 = 3,927.92/x
  3. Step 3: Cross multiply
    7,627.19x = 11,436.74 × 3,927.92
  4. Step 4: Simplify right side
    7,627.19x = 44,922,580.14
  5. Step 5: Solve for x
    x = 44,922,580.14/7,627.19
  6. Step 6: Final answer
    x = 5,889.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.