Home / 6,169.09-8,513.18-3,374.59

Finding the Fourth Proportional to 6,169.09, 8,513.18 and 3,374.59

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Solution

The fourth proportional to 6,169.09, 8,513.18 and 3,374.59 is: 4,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.09 : 8,513.18 = 3,374.59 : x
  2. Step 2: Convert to fraction form
    6,169.09/8,513.18 = 3,374.59/x
  3. Step 3: Cross multiply
    6,169.09x = 8,513.18 × 3,374.59
  4. Step 4: Simplify right side
    6,169.09x = 28,728,475.22
  5. Step 5: Solve for x
    x = 28,728,475.22/6,169.09
  6. Step 6: Final answer
    x = 4,656.84

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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.