Home / 8,600.23-11,866.53-5,620.44

Finding the Fourth Proportional to 8,600.23, 11,866.53 and 5,620.44

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Solution

The fourth proportional to 8,600.23, 11,866.53 and 5,620.44 is: 7,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.23 : 11,866.53 = 5,620.44 : x
  2. Step 2: Convert to fraction form
    8,600.23/11,866.53 = 5,620.44/x
  3. Step 3: Cross multiply
    8,600.23x = 11,866.53 × 5,620.44
  4. Step 4: Simplify right side
    8,600.23x = 66,695,119.87
  5. Step 5: Solve for x
    x = 66,695,119.87/8,600.23
  6. Step 6: Final answer
    x = 7,755.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.