Home / 11,122.52-16,685.24-4,107.46

Finding the Fourth Proportional to 11,122.52, 16,685.24 and 4,107.46

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Solution

The fourth proportional to 11,122.52, 16,685.24 and 4,107.46 is: 6,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.52 : 16,685.24 = 4,107.46 : x
  2. Step 2: Convert to fraction form
    11,122.52/16,685.24 = 4,107.46/x
  3. Step 3: Cross multiply
    11,122.52x = 16,685.24 × 4,107.46
  4. Step 4: Simplify right side
    11,122.52x = 68,533,893.64
  5. Step 5: Solve for x
    x = 68,533,893.64/11,122.52
  6. Step 6: Final answer
    x = 6,161.72

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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.