Home / 5,231.31-7,216.74-3,341.91

Finding the Fourth Proportional to 5,231.31, 7,216.74 and 3,341.91

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Solution

The fourth proportional to 5,231.31, 7,216.74 and 3,341.91 is: 4,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.31 : 7,216.74 = 3,341.91 : x
  2. Step 2: Convert to fraction form
    5,231.31/7,216.74 = 3,341.91/x
  3. Step 3: Cross multiply
    5,231.31x = 7,216.74 × 3,341.91
  4. Step 4: Simplify right side
    5,231.31x = 24,117,695.57
  5. Step 5: Solve for x
    x = 24,117,695.57/5,231.31
  6. Step 6: Final answer
    x = 4,610.26

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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.