Home / 8,174.30-12,262.56-2,625.80

Finding the Fourth Proportional to 8,174.30, 12,262.56 and 2,625.80

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Solution

The fourth proportional to 8,174.30, 12,262.56 and 2,625.80 is: 3,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.30 : 12,262.56 = 2,625.80 : x
  2. Step 2: Convert to fraction form
    8,174.30/12,262.56 = 2,625.80/x
  3. Step 3: Cross multiply
    8,174.30x = 12,262.56 × 2,625.80
  4. Step 4: Simplify right side
    8,174.30x = 32,199,030.05
  5. Step 5: Solve for x
    x = 32,199,030.05/8,174.30
  6. Step 6: Final answer
    x = 3,939.06

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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.