Home / 8,674.24-11,971.44-5,885.44

Finding the Fourth Proportional to 8,674.24, 11,971.44 and 5,885.44

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Solution

The fourth proportional to 8,674.24, 11,971.44 and 5,885.44 is: 8,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.24 : 11,971.44 = 5,885.44 : x
  2. Step 2: Convert to fraction form
    8,674.24/11,971.44 = 5,885.44/x
  3. Step 3: Cross multiply
    8,674.24x = 11,971.44 × 5,885.44
  4. Step 4: Simplify right side
    8,674.24x = 70,457,191.83
  5. Step 5: Solve for x
    x = 70,457,191.83/8,674.24
  6. Step 6: Final answer
    x = 8,122.58

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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.