Home / 3,759.88-5,188.44-2,058.34

Finding the Fourth Proportional to 3,759.88, 5,188.44 and 2,058.34

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Solution

The fourth proportional to 3,759.88, 5,188.44 and 2,058.34 is: 2,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.88 : 5,188.44 = 2,058.34 : x
  2. Step 2: Convert to fraction form
    3,759.88/5,188.44 = 2,058.34/x
  3. Step 3: Cross multiply
    3,759.88x = 5,188.44 × 2,058.34
  4. Step 4: Simplify right side
    3,759.88x = 10,679,573.59
  5. Step 5: Solve for x
    x = 10,679,573.59/3,759.88
  6. Step 6: Final answer
    x = 2,840.40

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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.