Home / 11,237.68-16,856.94-4,216.98

Finding the Fourth Proportional to 11,237.68, 16,856.94 and 4,216.98

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Solution

The fourth proportional to 11,237.68, 16,856.94 and 4,216.98 is: 6,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.68 : 16,856.94 = 4,216.98 : x
  2. Step 2: Convert to fraction form
    11,237.68/16,856.94 = 4,216.98/x
  3. Step 3: Cross multiply
    11,237.68x = 16,856.94 × 4,216.98
  4. Step 4: Simplify right side
    11,237.68x = 71,085,378.84
  5. Step 5: Solve for x
    x = 71,085,378.84/11,237.68
  6. Step 6: Final answer
    x = 6,325.63

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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.