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Finding the Fourth Proportional to 6,830.88, 10,249.20 and 4,058.88

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Solution

The fourth proportional to 6,830.88, 10,249.20 and 4,058.88 is: 6,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.88 : 10,249.20 = 4,058.88 : x
  2. Step 2: Convert to fraction form
    6,830.88/10,249.20 = 4,058.88/x
  3. Step 3: Cross multiply
    6,830.88x = 10,249.20 × 4,058.88
  4. Step 4: Simplify right side
    6,830.88x = 41,600,272.90
  5. Step 5: Solve for x
    x = 41,600,272.90/6,830.88
  6. Step 6: Final answer
    x = 6,090.03

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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.