Home / 5,342.37-7,370.85-3,103.82

Finding the Fourth Proportional to 5,342.37, 7,370.85 and 3,103.82

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Solution

The fourth proportional to 5,342.37, 7,370.85 and 3,103.82 is: 4,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.37 : 7,370.85 = 3,103.82 : x
  2. Step 2: Convert to fraction form
    5,342.37/7,370.85 = 3,103.82/x
  3. Step 3: Cross multiply
    5,342.37x = 7,370.85 × 3,103.82
  4. Step 4: Simplify right side
    5,342.37x = 22,877,776.61
  5. Step 5: Solve for x
    x = 22,877,776.61/5,342.37
  6. Step 6: Final answer
    x = 4,282.33

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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.