Home / 3,475.05-5,212.61-1,366.89

Finding the Fourth Proportional to 3,475.05, 5,212.61 and 1,366.89

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Solution

The fourth proportional to 3,475.05, 5,212.61 and 1,366.89 is: 2,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.05 : 5,212.61 = 1,366.89 : x
  2. Step 2: Convert to fraction form
    3,475.05/5,212.61 = 1,366.89/x
  3. Step 3: Cross multiply
    3,475.05x = 5,212.61 × 1,366.89
  4. Step 4: Simplify right side
    3,475.05x = 7,125,057.65
  5. Step 5: Solve for x
    x = 7,125,057.65/3,475.05
  6. Step 6: Final answer
    x = 2,050.35

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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.