Home / 8,174.58-12,263.93-2,331.20

Finding the Fourth Proportional to 8,174.58, 12,263.93 and 2,331.20

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Solution

The fourth proportional to 8,174.58, 12,263.93 and 2,331.20 is: 3,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.58 : 12,263.93 = 2,331.20 : x
  2. Step 2: Convert to fraction form
    8,174.58/12,263.93 = 2,331.20/x
  3. Step 3: Cross multiply
    8,174.58x = 12,263.93 × 2,331.20
  4. Step 4: Simplify right side
    8,174.58x = 28,589,600.64
  5. Step 5: Solve for x
    x = 28,589,600.64/8,174.58
  6. Step 6: Final answer
    x = 3,497.38

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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.