Home / 6,231.68-8,599.06-3,713.90

Finding the Fourth Proportional to 6,231.68, 8,599.06 and 3,713.90

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Solution

The fourth proportional to 6,231.68, 8,599.06 and 3,713.90 is: 5,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.68 : 8,599.06 = 3,713.90 : x
  2. Step 2: Convert to fraction form
    6,231.68/8,599.06 = 3,713.90/x
  3. Step 3: Cross multiply
    6,231.68x = 8,599.06 × 3,713.90
  4. Step 4: Simplify right side
    6,231.68x = 31,936,058.95
  5. Step 5: Solve for x
    x = 31,936,058.95/6,231.68
  6. Step 6: Final answer
    x = 5,124.79

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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.