Home / 5,351.58-7,385.00-2,993.72

Finding the Fourth Proportional to 5,351.58, 7,385.00 and 2,993.72

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Solution

The fourth proportional to 5,351.58, 7,385.00 and 2,993.72 is: 4,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.58 : 7,385.00 = 2,993.72 : x
  2. Step 2: Convert to fraction form
    5,351.58/7,385.00 = 2,993.72/x
  3. Step 3: Cross multiply
    5,351.58x = 7,385.00 × 2,993.72
  4. Step 4: Simplify right side
    5,351.58x = 22,108,570.31
  5. Step 5: Solve for x
    x = 22,108,570.31/5,351.58
  6. Step 6: Final answer
    x = 4,131.22

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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.