Home / 4,268.75-6,406.77-1,673.51

Finding the Fourth Proportional to 4,268.75, 6,406.77 and 1,673.51

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Solution

The fourth proportional to 4,268.75, 6,406.77 and 1,673.51 is: 2,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.75 : 6,406.77 = 1,673.51 : x
  2. Step 2: Convert to fraction form
    4,268.75/6,406.77 = 1,673.51/x
  3. Step 3: Cross multiply
    4,268.75x = 6,406.77 × 1,673.51
  4. Step 4: Simplify right side
    4,268.75x = 10,721,793.66
  5. Step 5: Solve for x
    x = 10,721,793.66/4,268.75
  6. Step 6: Final answer
    x = 2,511.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.