Home / 4,973.04-6,861.83-2,982.87

Finding the Fourth Proportional to 4,973.04, 6,861.83 and 2,982.87

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Solution

The fourth proportional to 4,973.04, 6,861.83 and 2,982.87 is: 4,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.04 : 6,861.83 = 2,982.87 : x
  2. Step 2: Convert to fraction form
    4,973.04/6,861.83 = 2,982.87/x
  3. Step 3: Cross multiply
    4,973.04x = 6,861.83 × 2,982.87
  4. Step 4: Simplify right side
    4,973.04x = 20,467,931.94
  5. Step 5: Solve for x
    x = 20,467,931.94/4,973.04
  6. Step 6: Final answer
    x = 4,115.78

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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.