Home / 6,074.50-8,387.87-4,091.62

Finding the Fourth Proportional to 6,074.50, 8,387.87 and 4,091.62

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Solution

The fourth proportional to 6,074.50, 8,387.87 and 4,091.62 is: 5,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.50 : 8,387.87 = 4,091.62 : x
  2. Step 2: Convert to fraction form
    6,074.50/8,387.87 = 4,091.62/x
  3. Step 3: Cross multiply
    6,074.50x = 8,387.87 × 4,091.62
  4. Step 4: Simplify right side
    6,074.50x = 34,319,976.65
  5. Step 5: Solve for x
    x = 34,319,976.65/6,074.50
  6. Step 6: Final answer
    x = 5,649.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.