Home / 8,401.91-12,595.97-3,475.08

Finding the Fourth Proportional to 8,401.91, 12,595.97 and 3,475.08

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Solution

The fourth proportional to 8,401.91, 12,595.97 and 3,475.08 is: 5,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.91 : 12,595.97 = 3,475.08 : x
  2. Step 2: Convert to fraction form
    8,401.91/12,595.97 = 3,475.08/x
  3. Step 3: Cross multiply
    8,401.91x = 12,595.97 × 3,475.08
  4. Step 4: Simplify right side
    8,401.91x = 43,772,012.12
  5. Step 5: Solve for x
    x = 43,772,012.12/8,401.91
  6. Step 6: Final answer
    x = 5,209.77

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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.