Home / 10,268.45-14,170.47-5,552.73

Finding the Fourth Proportional to 10,268.45, 14,170.47 and 5,552.73

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Solution

The fourth proportional to 10,268.45, 14,170.47 and 5,552.73 is: 7,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.45 : 14,170.47 = 5,552.73 : x
  2. Step 2: Convert to fraction form
    10,268.45/14,170.47 = 5,552.73/x
  3. Step 3: Cross multiply
    10,268.45x = 14,170.47 × 5,552.73
  4. Step 4: Simplify right side
    10,268.45x = 78,684,815.43
  5. Step 5: Solve for x
    x = 78,684,815.43/10,268.45
  6. Step 6: Final answer
    x = 7,662.77

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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.