Home / 5,405.68-7,462.35-3,167.24

Finding the Fourth Proportional to 5,405.68, 7,462.35 and 3,167.24

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Solution

The fourth proportional to 5,405.68, 7,462.35 and 3,167.24 is: 4,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.68 : 7,462.35 = 3,167.24 : x
  2. Step 2: Convert to fraction form
    5,405.68/7,462.35 = 3,167.24/x
  3. Step 3: Cross multiply
    5,405.68x = 7,462.35 × 3,167.24
  4. Step 4: Simplify right side
    5,405.68x = 23,635,072.07
  5. Step 5: Solve for x
    x = 23,635,072.07/5,405.68
  6. Step 6: Final answer
    x = 4,372.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.