Home / 11,189.63-16,788.42-4,948.85

Finding the Fourth Proportional to 11,189.63, 16,788.42 and 4,948.85

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Solution

The fourth proportional to 11,189.63, 16,788.42 and 4,948.85 is: 7,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.63 : 16,788.42 = 4,948.85 : x
  2. Step 2: Convert to fraction form
    11,189.63/16,788.42 = 4,948.85/x
  3. Step 3: Cross multiply
    11,189.63x = 16,788.42 × 4,948.85
  4. Step 4: Simplify right side
    11,189.63x = 83,083,288.37
  5. Step 5: Solve for x
    x = 83,083,288.37/11,189.63
  6. Step 6: Final answer
    x = 7,425.03

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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.