Home / 11,042.85-16,564.44-3,145.56

Finding the Fourth Proportional to 11,042.85, 16,564.44 and 3,145.56

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Solution

The fourth proportional to 11,042.85, 16,564.44 and 3,145.56 is: 4,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.85 : 16,564.44 = 3,145.56 : x
  2. Step 2: Convert to fraction form
    11,042.85/16,564.44 = 3,145.56/x
  3. Step 3: Cross multiply
    11,042.85x = 16,564.44 × 3,145.56
  4. Step 4: Simplify right side
    11,042.85x = 52,104,439.89
  5. Step 5: Solve for x
    x = 52,104,439.89/11,042.85
  6. Step 6: Final answer
    x = 4,718.39

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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.