Home / 11,069.80-16,607.78-4,830.36

Finding the Fourth Proportional to 11,069.80, 16,607.78 and 4,830.36

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Solution

The fourth proportional to 11,069.80, 16,607.78 and 4,830.36 is: 7,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.80 : 16,607.78 = 4,830.36 : x
  2. Step 2: Convert to fraction form
    11,069.80/16,607.78 = 4,830.36/x
  3. Step 3: Cross multiply
    11,069.80x = 16,607.78 × 4,830.36
  4. Step 4: Simplify right side
    11,069.80x = 80,221,556.20
  5. Step 5: Solve for x
    x = 80,221,556.20/11,069.80
  6. Step 6: Final answer
    x = 7,246.88

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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.