Home / 9,859.36-14,791.86-3,289.84

Finding the Fourth Proportional to 9,859.36, 14,791.86 and 3,289.84

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Solution

The fourth proportional to 9,859.36, 14,791.86 and 3,289.84 is: 4,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859.36 : 14,791.86 = 3,289.84 : x
  2. Step 2: Convert to fraction form
    9,859.36/14,791.86 = 3,289.84/x
  3. Step 3: Cross multiply
    9,859.36x = 14,791.86 × 3,289.84
  4. Step 4: Simplify right side
    9,859.36x = 48,662,852.70
  5. Step 5: Solve for x
    x = 48,662,852.70/9,859.36
  6. Step 6: Final answer
    x = 4,935.70

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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.