Home / 7,462.67-11,193.93-2,782.52

Finding the Fourth Proportional to 7,462.67, 11,193.93 and 2,782.52

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Solution

The fourth proportional to 7,462.67, 11,193.93 and 2,782.52 is: 4,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.67 : 11,193.93 = 2,782.52 : x
  2. Step 2: Convert to fraction form
    7,462.67/11,193.93 = 2,782.52/x
  3. Step 3: Cross multiply
    7,462.67x = 11,193.93 × 2,782.52
  4. Step 4: Simplify right side
    7,462.67x = 31,147,278.13
  5. Step 5: Solve for x
    x = 31,147,278.13/7,462.67
  6. Step 6: Final answer
    x = 4,173.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.