Home / 8,262.24-12,393.84-3,644.64

Finding the Fourth Proportional to 8,262.24, 12,393.84 and 3,644.64

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Solution

The fourth proportional to 8,262.24, 12,393.84 and 3,644.64 is: 5,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.24 : 12,393.84 = 3,644.64 : x
  2. Step 2: Convert to fraction form
    8,262.24/12,393.84 = 3,644.64/x
  3. Step 3: Cross multiply
    8,262.24x = 12,393.84 × 3,644.64
  4. Step 4: Simplify right side
    8,262.24x = 45,171,085.02
  5. Step 5: Solve for x
    x = 45,171,085.02/8,262.24
  6. Step 6: Final answer
    x = 5,467.17

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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.