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Finding the Fourth Proportional to 4,651.49, 6,419.17 and 2,662.68

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Solution

The fourth proportional to 4,651.49, 6,419.17 and 2,662.68 is: 3,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.49 : 6,419.17 = 2,662.68 : x
  2. Step 2: Convert to fraction form
    4,651.49/6,419.17 = 2,662.68/x
  3. Step 3: Cross multiply
    4,651.49x = 6,419.17 × 2,662.68
  4. Step 4: Simplify right side
    4,651.49x = 17,092,208.00
  5. Step 5: Solve for x
    x = 17,092,208.00/4,651.49
  6. Step 6: Final answer
    x = 3,674.57

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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.