Home / 9,327.31-13,986.57-3,776.43

Finding the Fourth Proportional to 9,327.31, 13,986.57 and 3,776.43

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Solution

The fourth proportional to 9,327.31, 13,986.57 and 3,776.43 is: 5,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.31 : 13,986.57 = 3,776.43 : x
  2. Step 2: Convert to fraction form
    9,327.31/13,986.57 = 3,776.43/x
  3. Step 3: Cross multiply
    9,327.31x = 13,986.57 × 3,776.43
  4. Step 4: Simplify right side
    9,327.31x = 52,819,369.16
  5. Step 5: Solve for x
    x = 52,819,369.16/9,327.31
  6. Step 6: Final answer
    x = 5,662.87

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1.5x scale

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.