Home / 3,917.77-5,862.21-2,358.73

Finding the Fourth Proportional to 3,917.77, 5,862.21 and 2,358.73

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Solution

The fourth proportional to 3,917.77, 5,862.21 and 2,358.73 is: 3,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.77 : 5,862.21 = 2,358.73 : x
  2. Step 2: Convert to fraction form
    3,917.77/5,862.21 = 2,358.73/x
  3. Step 3: Cross multiply
    3,917.77x = 5,862.21 × 2,358.73
  4. Step 4: Simplify right side
    3,917.77x = 13,827,370.59
  5. Step 5: Solve for x
    x = 13,827,370.59/3,917.77
  6. Step 6: Final answer
    x = 3,529.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.