Home / 4,871.66-6,723.41-2,984.49

Finding the Fourth Proportional to 4,871.66, 6,723.41 and 2,984.49

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Solution

The fourth proportional to 4,871.66, 6,723.41 and 2,984.49 is: 4,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.66 : 6,723.41 = 2,984.49 : x
  2. Step 2: Convert to fraction form
    4,871.66/6,723.41 = 2,984.49/x
  3. Step 3: Cross multiply
    4,871.66x = 6,723.41 × 2,984.49
  4. Step 4: Simplify right side
    4,871.66x = 20,065,934.99
  5. Step 5: Solve for x
    x = 20,065,934.99/4,871.66
  6. Step 6: Final answer
    x = 4,118.92

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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.