Home / 8,180.16-12,268.03-3,497.84

Finding the Fourth Proportional to 8,180.16, 12,268.03 and 3,497.84

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Solution

The fourth proportional to 8,180.16, 12,268.03 and 3,497.84 is: 5,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.16 : 12,268.03 = 3,497.84 : x
  2. Step 2: Convert to fraction form
    8,180.16/12,268.03 = 3,497.84/x
  3. Step 3: Cross multiply
    8,180.16x = 12,268.03 × 3,497.84
  4. Step 4: Simplify right side
    8,180.16x = 42,911,606.06
  5. Step 5: Solve for x
    x = 42,911,606.06/8,180.16
  6. Step 6: Final answer
    x = 5,245.82

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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.