Home / 6,039.94-8,335.43-3,387.20

Finding the Fourth Proportional to 6,039.94, 8,335.43 and 3,387.20

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Solution

The fourth proportional to 6,039.94, 8,335.43 and 3,387.20 is: 4,674.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.94 : 8,335.43 = 3,387.20 : x
  2. Step 2: Convert to fraction form
    6,039.94/8,335.43 = 3,387.20/x
  3. Step 3: Cross multiply
    6,039.94x = 8,335.43 × 3,387.20
  4. Step 4: Simplify right side
    6,039.94x = 28,233,768.50
  5. Step 5: Solve for x
    x = 28,233,768.50/6,039.94
  6. Step 6: Final answer
    x = 4,674.51

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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.