Home / 9,146.23-13,719.83-2,906.73

Finding the Fourth Proportional to 9,146.23, 13,719.83 and 2,906.73

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Solution

The fourth proportional to 9,146.23, 13,719.83 and 2,906.73 is: 4,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.23 : 13,719.83 = 2,906.73 : x
  2. Step 2: Convert to fraction form
    9,146.23/13,719.83 = 2,906.73/x
  3. Step 3: Cross multiply
    9,146.23x = 13,719.83 × 2,906.73
  4. Step 4: Simplify right side
    9,146.23x = 39,879,841.46
  5. Step 5: Solve for x
    x = 39,879,841.46/9,146.23
  6. Step 6: Final answer
    x = 4,360.25

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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.