Home / 8,174.91-12,262.02-2,331.51

Finding the Fourth Proportional to 8,174.91, 12,262.02 and 2,331.51

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Solution

The fourth proportional to 8,174.91, 12,262.02 and 2,331.51 is: 3,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.91 : 12,262.02 = 2,331.51 : x
  2. Step 2: Convert to fraction form
    8,174.91/12,262.02 = 2,331.51/x
  3. Step 3: Cross multiply
    8,174.91x = 12,262.02 × 2,331.51
  4. Step 4: Simplify right side
    8,174.91x = 28,589,022.25
  5. Step 5: Solve for x
    x = 28,589,022.25/8,174.91
  6. Step 6: Final answer
    x = 3,497.17

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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.