Home / 5,709.39-8,563.92-2,587.14

Finding the Fourth Proportional to 5,709.39, 8,563.92 and 2,587.14

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Solution

The fourth proportional to 5,709.39, 8,563.92 and 2,587.14 is: 3,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.39 : 8,563.92 = 2,587.14 : x
  2. Step 2: Convert to fraction form
    5,709.39/8,563.92 = 2,587.14/x
  3. Step 3: Cross multiply
    5,709.39x = 8,563.92 × 2,587.14
  4. Step 4: Simplify right side
    5,709.39x = 22,156,059.99
  5. Step 5: Solve for x
    x = 22,156,059.99/5,709.39
  6. Step 6: Final answer
    x = 3,880.64

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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.