Home / 4,651.31-6,419.17-2,662.49

Finding the Fourth Proportional to 4,651.31, 6,419.17 and 2,662.49

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Solution

The fourth proportional to 4,651.31, 6,419.17 and 2,662.49 is: 3,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.31 : 6,419.17 = 2,662.49 : x
  2. Step 2: Convert to fraction form
    4,651.31/6,419.17 = 2,662.49/x
  3. Step 3: Cross multiply
    4,651.31x = 6,419.17 × 2,662.49
  4. Step 4: Simplify right side
    4,651.31x = 17,090,962.62
  5. Step 5: Solve for x
    x = 17,090,962.62/4,651.31
  6. Step 6: Final answer
    x = 3,674.44

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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.