Home / 11,100.30-16,636.41-4,858.65

Finding the Fourth Proportional to 11,100.30, 16,636.41 and 4,858.65

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Solution

The fourth proportional to 11,100.30, 16,636.41 and 4,858.65 is: 7,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.30 : 16,636.41 = 4,858.65 : x
  2. Step 2: Convert to fraction form
    11,100.30/16,636.41 = 4,858.65/x
  3. Step 3: Cross multiply
    11,100.30x = 16,636.41 × 4,858.65
  4. Step 4: Simplify right side
    11,100.30x = 80,830,493.45
  5. Step 5: Solve for x
    x = 80,830,493.45/11,100.30
  6. Step 6: Final answer
    x = 7,281.83

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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.