Home / 7,794.36-11,696.20-2,864.50

Finding the Fourth Proportional to 7,794.36, 11,696.20 and 2,864.50

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Solution

The fourth proportional to 7,794.36, 11,696.20 and 2,864.50 is: 4,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.36 : 11,696.20 = 2,864.50 : x
  2. Step 2: Convert to fraction form
    7,794.36/11,696.20 = 2,864.50/x
  3. Step 3: Cross multiply
    7,794.36x = 11,696.20 × 2,864.50
  4. Step 4: Simplify right side
    7,794.36x = 33,503,692.10
  5. Step 5: Solve for x
    x = 33,503,692.10/7,794.36
  6. Step 6: Final answer
    x = 4,298.45

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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.