Home / 6,074.29-8,382.69-3,421.94

Finding the Fourth Proportional to 6,074.29, 8,382.69 and 3,421.94

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Solution

The fourth proportional to 6,074.29, 8,382.69 and 3,421.94 is: 4,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.29 : 8,382.69 = 3,421.94 : x
  2. Step 2: Convert to fraction form
    6,074.29/8,382.69 = 3,421.94/x
  3. Step 3: Cross multiply
    6,074.29x = 8,382.69 × 3,421.94
  4. Step 4: Simplify right side
    6,074.29x = 28,685,083.18
  5. Step 5: Solve for x
    x = 28,685,083.18/6,074.29
  6. Step 6: Final answer
    x = 4,722.38

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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.