Home / 9,539.46-14,306.61-3,991.67

Finding the Fourth Proportional to 9,539.46, 14,306.61 and 3,991.67

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Solution

The fourth proportional to 9,539.46, 14,306.61 and 3,991.67 is: 5,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.46 : 14,306.61 = 3,991.67 : x
  2. Step 2: Convert to fraction form
    9,539.46/14,306.61 = 3,991.67/x
  3. Step 3: Cross multiply
    9,539.46x = 14,306.61 × 3,991.67
  4. Step 4: Simplify right side
    9,539.46x = 57,107,265.94
  5. Step 5: Solve for x
    x = 57,107,265.94/9,539.46
  6. Step 6: Final answer
    x = 5,986.43

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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.