Home / 7,965.47-11,952.35-4,453.31

Finding the Fourth Proportional to 7,965.47, 11,952.35 and 4,453.31

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Solution

The fourth proportional to 7,965.47, 11,952.35 and 4,453.31 is: 6,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.47 : 11,952.35 = 4,453.31 : x
  2. Step 2: Convert to fraction form
    7,965.47/11,952.35 = 4,453.31/x
  3. Step 3: Cross multiply
    7,965.47x = 11,952.35 × 4,453.31
  4. Step 4: Simplify right side
    7,965.47x = 53,227,519.78
  5. Step 5: Solve for x
    x = 53,227,519.78/7,965.47
  6. Step 6: Final answer
    x = 6,682.28

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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.