Home / 5,871.15-8,101.62-3,513.24

Finding the Fourth Proportional to 5,871.15, 8,101.62 and 3,513.24

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Solution

The fourth proportional to 5,871.15, 8,101.62 and 3,513.24 is: 4,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.15 : 8,101.62 = 3,513.24 : x
  2. Step 2: Convert to fraction form
    5,871.15/8,101.62 = 3,513.24/x
  3. Step 3: Cross multiply
    5,871.15x = 8,101.62 × 3,513.24
  4. Step 4: Simplify right side
    5,871.15x = 28,462,935.45
  5. Step 5: Solve for x
    x = 28,462,935.45/5,871.15
  6. Step 6: Final answer
    x = 4,847.93

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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.