Home / 8,166.23-12,239.60-5,687.63

Finding the Fourth Proportional to 8,166.23, 12,239.60 and 5,687.63

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Solution

The fourth proportional to 8,166.23, 12,239.60 and 5,687.63 is: 8,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.23 : 12,239.60 = 5,687.63 : x
  2. Step 2: Convert to fraction form
    8,166.23/12,239.60 = 5,687.63/x
  3. Step 3: Cross multiply
    8,166.23x = 12,239.60 × 5,687.63
  4. Step 4: Simplify right side
    8,166.23x = 69,614,287.71
  5. Step 5: Solve for x
    x = 69,614,287.71/8,166.23
  6. Step 6: Final answer
    x = 8,524.65

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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.