Home / 3,046.25-4,203.84-1,649.00

Finding the Fourth Proportional to 3,046.25, 4,203.84 and 1,649.00

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Solution

The fourth proportional to 3,046.25, 4,203.84 and 1,649.00 is: 2,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.25 : 4,203.84 = 1,649.00 : x
  2. Step 2: Convert to fraction form
    3,046.25/4,203.84 = 1,649.00/x
  3. Step 3: Cross multiply
    3,046.25x = 4,203.84 × 1,649.00
  4. Step 4: Simplify right side
    3,046.25x = 6,932,156.74
  5. Step 5: Solve for x
    x = 6,932,156.74/3,046.25
  6. Step 6: Final answer
    x = 2,275.63

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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.