Home / 5,425.20-8,137.77-2,304.73

Finding the Fourth Proportional to 5,425.20, 8,137.77 and 2,304.73

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Solution

The fourth proportional to 5,425.20, 8,137.77 and 2,304.73 is: 3,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.20 : 8,137.77 = 2,304.73 : x
  2. Step 2: Convert to fraction form
    5,425.20/8,137.77 = 2,304.73/x
  3. Step 3: Cross multiply
    5,425.20x = 8,137.77 × 2,304.73
  4. Step 4: Simplify right side
    5,425.20x = 18,755,327.73
  5. Step 5: Solve for x
    x = 18,755,327.73/5,425.20
  6. Step 6: Final answer
    x = 3,457.08

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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.