Home / 11,574.73-17,362.20-2,809.72

Finding the Fourth Proportional to 11,574.73, 17,362.20 and 2,809.72

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Solution

The fourth proportional to 11,574.73, 17,362.20 and 2,809.72 is: 4,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.73 : 17,362.20 = 2,809.72 : x
  2. Step 2: Convert to fraction form
    11,574.73/17,362.20 = 2,809.72/x
  3. Step 3: Cross multiply
    11,574.73x = 17,362.20 × 2,809.72
  4. Step 4: Simplify right side
    11,574.73x = 48,782,920.58
  5. Step 5: Solve for x
    x = 48,782,920.58/11,574.73
  6. Step 6: Final answer
    x = 4,214.61

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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.