Home / 8,074.01-12,115.70-3,393.65

Finding the Fourth Proportional to 8,074.01, 12,115.70 and 3,393.65

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Solution

The fourth proportional to 8,074.01, 12,115.70 and 3,393.65 is: 5,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.01 : 12,115.70 = 3,393.65 : x
  2. Step 2: Convert to fraction form
    8,074.01/12,115.70 = 3,393.65/x
  3. Step 3: Cross multiply
    8,074.01x = 12,115.70 × 3,393.65
  4. Step 4: Simplify right side
    8,074.01x = 41,116,445.31
  5. Step 5: Solve for x
    x = 41,116,445.31/8,074.01
  6. Step 6: Final answer
    x = 5,092.44

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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.