Home / 11,200.06-16,800.90-4,626.64

Finding the Fourth Proportional to 11,200.06, 16,800.90 and 4,626.64

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Solution

The fourth proportional to 11,200.06, 16,800.90 and 4,626.64 is: 6,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.06 : 16,800.90 = 4,626.64 : x
  2. Step 2: Convert to fraction form
    11,200.06/16,800.90 = 4,626.64/x
  3. Step 3: Cross multiply
    11,200.06x = 16,800.90 × 4,626.64
  4. Step 4: Simplify right side
    11,200.06x = 77,731,715.98
  5. Step 5: Solve for x
    x = 77,731,715.98/11,200.06
  6. Step 6: Final answer
    x = 6,940.29

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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.