Home / 10,754.11-16,137.30-4,179.44

Finding the Fourth Proportional to 10,754.11, 16,137.30 and 4,179.44

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Solution

The fourth proportional to 10,754.11, 16,137.30 and 4,179.44 is: 6,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.11 : 16,137.30 = 4,179.44 : x
  2. Step 2: Convert to fraction form
    10,754.11/16,137.30 = 4,179.44/x
  3. Step 3: Cross multiply
    10,754.11x = 16,137.30 × 4,179.44
  4. Step 4: Simplify right side
    10,754.11x = 67,444,877.11
  5. Step 5: Solve for x
    x = 67,444,877.11/10,754.11
  6. Step 6: Final answer
    x = 6,271.54

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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.