Home / 4,651.64-6,419.40-2,662.83

Finding the Fourth Proportional to 4,651.64, 6,419.40 and 2,662.83

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Solution

The fourth proportional to 4,651.64, 6,419.40 and 2,662.83 is: 3,674.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.64 : 6,419.40 = 2,662.83 : x
  2. Step 2: Convert to fraction form
    4,651.64/6,419.40 = 2,662.83/x
  3. Step 3: Cross multiply
    4,651.64x = 6,419.40 × 2,662.83
  4. Step 4: Simplify right side
    4,651.64x = 17,093,770.90
  5. Step 5: Solve for x
    x = 17,093,770.90/4,651.64
  6. Step 6: Final answer
    x = 3,674.78

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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.