Home / 4,871.09-6,722.61-2,983.93

Finding the Fourth Proportional to 4,871.09, 6,722.61 and 2,983.93

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Solution

The fourth proportional to 4,871.09, 6,722.61 and 2,983.93 is: 4,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.09 : 6,722.61 = 2,983.93 : x
  2. Step 2: Convert to fraction form
    4,871.09/6,722.61 = 2,983.93/x
  3. Step 3: Cross multiply
    4,871.09x = 6,722.61 × 2,983.93
  4. Step 4: Simplify right side
    4,871.09x = 20,059,780.85
  5. Step 5: Solve for x
    x = 20,059,780.85/4,871.09
  6. Step 6: Final answer
    x = 4,118.13

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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.