Home / 9,538.40-14,311.92-3,995.84

Finding the Fourth Proportional to 9,538.40, 14,311.92 and 3,995.84

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Solution

The fourth proportional to 9,538.40, 14,311.92 and 3,995.84 is: 5,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.40 : 14,311.92 = 3,995.84 : x
  2. Step 2: Convert to fraction form
    9,538.40/14,311.92 = 3,995.84/x
  3. Step 3: Cross multiply
    9,538.40x = 14,311.92 × 3,995.84
  4. Step 4: Simplify right side
    9,538.40x = 57,188,142.41
  5. Step 5: Solve for x
    x = 57,188,142.41/9,538.40
  6. Step 6: Final answer
    x = 5,995.57

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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.