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Finding the Fourth Proportional to 4,661.94, 6,994.14 and 2,712.48

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Solution

The fourth proportional to 4,661.94, 6,994.14 and 2,712.48 is: 4,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.94 : 6,994.14 = 2,712.48 : x
  2. Step 2: Convert to fraction form
    4,661.94/6,994.14 = 2,712.48/x
  3. Step 3: Cross multiply
    4,661.94x = 6,994.14 × 2,712.48
  4. Step 4: Simplify right side
    4,661.94x = 18,971,464.87
  5. Step 5: Solve for x
    x = 18,971,464.87/4,661.94
  6. Step 6: Final answer
    x = 4,069.44

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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.