Home / 11,201.12-16,801.67-4,620.07

Finding the Fourth Proportional to 11,201.12, 16,801.67 and 4,620.07

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Solution

The fourth proportional to 11,201.12, 16,801.67 and 4,620.07 is: 6,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.12 : 16,801.67 = 4,620.07 : x
  2. Step 2: Convert to fraction form
    11,201.12/16,801.67 = 4,620.07/x
  3. Step 3: Cross multiply
    11,201.12x = 16,801.67 × 4,620.07
  4. Step 4: Simplify right side
    11,201.12x = 77,624,861.06
  5. Step 5: Solve for x
    x = 77,624,861.06/11,201.12
  6. Step 6: Final answer
    x = 6,930.10

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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.