Home / 11,237.57-16,858.11-4,999.76

Finding the Fourth Proportional to 11,237.57, 16,858.11 and 4,999.76

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Solution

The fourth proportional to 11,237.57, 16,858.11 and 4,999.76 is: 7,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.57 : 16,858.11 = 4,999.76 : x
  2. Step 2: Convert to fraction form
    11,237.57/16,858.11 = 4,999.76/x
  3. Step 3: Cross multiply
    11,237.57x = 16,858.11 × 4,999.76
  4. Step 4: Simplify right side
    11,237.57x = 84,286,504.05
  5. Step 5: Solve for x
    x = 84,286,504.05/11,237.57
  6. Step 6: Final answer
    x = 7,500.42

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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.