Home / 3,046.90-4,204.68-1,649.64

Finding the Fourth Proportional to 3,046.90, 4,204.68 and 1,649.64

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Solution

The fourth proportional to 3,046.90, 4,204.68 and 1,649.64 is: 2,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.90 : 4,204.68 = 1,649.64 : x
  2. Step 2: Convert to fraction form
    3,046.90/4,204.68 = 1,649.64/x
  3. Step 3: Cross multiply
    3,046.90x = 4,204.68 × 1,649.64
  4. Step 4: Simplify right side
    3,046.90x = 6,936,208.32
  5. Step 5: Solve for x
    x = 6,936,208.32/3,046.90
  6. Step 6: Final answer
    x = 2,276.48

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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.