Home / 2,207.51-3,046.27-1,323.80

Finding the Fourth Proportional to 2,207.51, 3,046.27 and 1,323.80

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Solution

The fourth proportional to 2,207.51, 3,046.27 and 1,323.80 is: 1,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.51 : 3,046.27 = 1,323.80 : x
  2. Step 2: Convert to fraction form
    2,207.51/3,046.27 = 1,323.80/x
  3. Step 3: Cross multiply
    2,207.51x = 3,046.27 × 1,323.80
  4. Step 4: Simplify right side
    2,207.51x = 4,032,652.23
  5. Step 5: Solve for x
    x = 4,032,652.23/2,207.51
  6. Step 6: Final answer
    x = 1,826.79

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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.