Home / 8,723.08-13,058.70-6,986.44

Finding the Fourth Proportional to 8,723.08, 13,058.70 and 6,986.44

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Solution

The fourth proportional to 8,723.08, 13,058.70 and 6,986.44 is: 10,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.08 : 13,058.70 = 6,986.44 : x
  2. Step 2: Convert to fraction form
    8,723.08/13,058.70 = 6,986.44/x
  3. Step 3: Cross multiply
    8,723.08x = 13,058.70 × 6,986.44
  4. Step 4: Simplify right side
    8,723.08x = 91,233,824.03
  5. Step 5: Solve for x
    x = 91,233,824.03/8,723.08
  6. Step 6: Final answer
    x = 10,458.90

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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.