Home / 3,740.04-5,609.34-1,431.24

Finding the Fourth Proportional to 3,740.04, 5,609.34 and 1,431.24

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Solution

The fourth proportional to 3,740.04, 5,609.34 and 1,431.24 is: 2,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.04 : 5,609.34 = 1,431.24 : x
  2. Step 2: Convert to fraction form
    3,740.04/5,609.34 = 1,431.24/x
  3. Step 3: Cross multiply
    3,740.04x = 5,609.34 × 1,431.24
  4. Step 4: Simplify right side
    3,740.04x = 8,028,311.78
  5. Step 5: Solve for x
    x = 8,028,311.78/3,740.04
  6. Step 6: Final answer
    x = 2,146.58

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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.