Home / 8,401.36-12,601.14-2,558.02

Finding the Fourth Proportional to 8,401.36, 12,601.14 and 2,558.02

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Solution

The fourth proportional to 8,401.36, 12,601.14 and 2,558.02 is: 3,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.36 : 12,601.14 = 2,558.02 : x
  2. Step 2: Convert to fraction form
    8,401.36/12,601.14 = 2,558.02/x
  3. Step 3: Cross multiply
    8,401.36x = 12,601.14 × 2,558.02
  4. Step 4: Simplify right side
    8,401.36x = 32,233,968.14
  5. Step 5: Solve for x
    x = 32,233,968.14/8,401.36
  6. Step 6: Final answer
    x = 3,836.76

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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.