Home / 3,005.07-4,508.66-2,662.68

Finding the Fourth Proportional to 3,005.07, 4,508.66 and 2,662.68

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Solution

The fourth proportional to 3,005.07, 4,508.66 and 2,662.68 is: 3,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.07 : 4,508.66 = 2,662.68 : x
  2. Step 2: Convert to fraction form
    3,005.07/4,508.66 = 2,662.68/x
  3. Step 3: Cross multiply
    3,005.07x = 4,508.66 × 2,662.68
  4. Step 4: Simplify right side
    3,005.07x = 12,005,105.50
  5. Step 5: Solve for x
    x = 12,005,105.50/3,005.07
  6. Step 6: Final answer
    x = 3,994.95

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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.