Home / 2,684.49-4,026.06-1,040.19

Finding the Fourth Proportional to 2,684.49, 4,026.06 and 1,040.19

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Solution

The fourth proportional to 2,684.49, 4,026.06 and 1,040.19 is: 1,560.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.49 : 4,026.06 = 1,040.19 : x
  2. Step 2: Convert to fraction form
    2,684.49/4,026.06 = 1,040.19/x
  3. Step 3: Cross multiply
    2,684.49x = 4,026.06 × 1,040.19
  4. Step 4: Simplify right side
    2,684.49x = 4,187,867.35
  5. Step 5: Solve for x
    x = 4,187,867.35/2,684.49
  6. Step 6: Final answer
    x = 1,560.02

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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.