Home / 9,315.94-13,965.56-3,468.56

Finding the Fourth Proportional to 9,315.94, 13,965.56 and 3,468.56

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Solution

The fourth proportional to 9,315.94, 13,965.56 and 3,468.56 is: 5,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315.94 : 13,965.56 = 3,468.56 : x
  2. Step 2: Convert to fraction form
    9,315.94/13,965.56 = 3,468.56/x
  3. Step 3: Cross multiply
    9,315.94x = 13,965.56 × 3,468.56
  4. Step 4: Simplify right side
    9,315.94x = 48,440,382.79
  5. Step 5: Solve for x
    x = 48,440,382.79/9,315.94
  6. Step 6: Final answer
    x = 5,199.73

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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.