Home / 8,958.72-13,447.26-5,988.18

Finding the Fourth Proportional to 8,958.72, 13,447.26 and 5,988.18

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Solution

The fourth proportional to 8,958.72, 13,447.26 and 5,988.18 is: 8,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.72 : 13,447.26 = 5,988.18 : x
  2. Step 2: Convert to fraction form
    8,958.72/13,447.26 = 5,988.18/x
  3. Step 3: Cross multiply
    8,958.72x = 13,447.26 × 5,988.18
  4. Step 4: Simplify right side
    8,958.72x = 80,524,613.39
  5. Step 5: Solve for x
    x = 80,524,613.39/8,958.72
  6. Step 6: Final answer
    x = 8,988.41

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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.