Home / 3,087.26-4,260.82-1,760.66

Finding the Fourth Proportional to 3,087.26, 4,260.82 and 1,760.66

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Solution

The fourth proportional to 3,087.26, 4,260.82 and 1,760.66 is: 2,429.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.26 : 4,260.82 = 1,760.66 : x
  2. Step 2: Convert to fraction form
    3,087.26/4,260.82 = 1,760.66/x
  3. Step 3: Cross multiply
    3,087.26x = 4,260.82 × 1,760.66
  4. Step 4: Simplify right side
    3,087.26x = 7,501,829.64
  5. Step 5: Solve for x
    x = 7,501,829.64/3,087.26
  6. Step 6: Final answer
    x = 2,429.94

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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.