Home / 11,097.19-16,640.57-4,072.30

Finding the Fourth Proportional to 11,097.19, 16,640.57 and 4,072.30

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Solution

The fourth proportional to 11,097.19, 16,640.57 and 4,072.30 is: 6,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.19 : 16,640.57 = 4,072.30 : x
  2. Step 2: Convert to fraction form
    11,097.19/16,640.57 = 4,072.30/x
  3. Step 3: Cross multiply
    11,097.19x = 16,640.57 × 4,072.30
  4. Step 4: Simplify right side
    11,097.19x = 67,765,417.92
  5. Step 5: Solve for x
    x = 67,765,417.92/11,097.19
  6. Step 6: Final answer
    x = 6,106.54

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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.