Home / 7,896.46-11,848.83-3,219.93

Finding the Fourth Proportional to 7,896.46, 11,848.83 and 3,219.93

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Solution

The fourth proportional to 7,896.46, 11,848.83 and 3,219.93 is: 4,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.46 : 11,848.83 = 3,219.93 : x
  2. Step 2: Convert to fraction form
    7,896.46/11,848.83 = 3,219.93/x
  3. Step 3: Cross multiply
    7,896.46x = 11,848.83 × 3,219.93
  4. Step 4: Simplify right side
    7,896.46x = 38,152,403.18
  5. Step 5: Solve for x
    x = 38,152,403.18/7,896.46
  6. Step 6: Final answer
    x = 4,831.58

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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.