Home / 11,228.83-16,843.24-3,437.64

Finding the Fourth Proportional to 11,228.83, 16,843.24 and 3,437.64

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Solution

The fourth proportional to 11,228.83, 16,843.24 and 3,437.64 is: 5,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.83 : 16,843.24 = 3,437.64 : x
  2. Step 2: Convert to fraction form
    11,228.83/16,843.24 = 3,437.64/x
  3. Step 3: Cross multiply
    11,228.83x = 16,843.24 × 3,437.64
  4. Step 4: Simplify right side
    11,228.83x = 57,900,999.85
  5. Step 5: Solve for x
    x = 57,900,999.85/11,228.83
  6. Step 6: Final answer
    x = 5,156.46

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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.