Home / 5,342.36-7,372.32-2,984.46

Finding the Fourth Proportional to 5,342.36, 7,372.32 and 2,984.46

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Solution

The fourth proportional to 5,342.36, 7,372.32 and 2,984.46 is: 4,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.36 : 7,372.32 = 2,984.46 : x
  2. Step 2: Convert to fraction form
    5,342.36/7,372.32 = 2,984.46/x
  3. Step 3: Cross multiply
    5,342.36x = 7,372.32 × 2,984.46
  4. Step 4: Simplify right side
    5,342.36x = 22,002,394.15
  5. Step 5: Solve for x
    x = 22,002,394.15/5,342.36
  6. Step 6: Final answer
    x = 4,118.48

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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.