Home / 12,503.97-18,757.83-4,605.88

Finding the Fourth Proportional to 12,503.97, 18,757.83 and 4,605.88

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Solution

The fourth proportional to 12,503.97, 18,757.83 and 4,605.88 is: 6,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503.97 : 18,757.83 = 4,605.88 : x
  2. Step 2: Convert to fraction form
    12,503.97/18,757.83 = 4,605.88/x
  3. Step 3: Cross multiply
    12,503.97x = 18,757.83 × 4,605.88
  4. Step 4: Simplify right side
    12,503.97x = 86,396,314.04
  5. Step 5: Solve for x
    x = 86,396,314.04/12,503.97
  6. Step 6: Final answer
    x = 6,909.51

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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.