Home / 10,942.83-16,412.69-6,247.60

Finding the Fourth Proportional to 10,942.83, 16,412.69 and 6,247.60

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Solution

The fourth proportional to 10,942.83, 16,412.69 and 6,247.60 is: 9,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.83 : 16,412.69 = 6,247.60 : x
  2. Step 2: Convert to fraction form
    10,942.83/16,412.69 = 6,247.60/x
  3. Step 3: Cross multiply
    10,942.83x = 16,412.69 × 6,247.60
  4. Step 4: Simplify right side
    10,942.83x = 102,539,896.63
  5. Step 5: Solve for x
    x = 102,539,896.63/10,942.83
  6. Step 6: Final answer
    x = 9,370.51

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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.