Home / 9,727.20-14,589.36-3,153.96

Finding the Fourth Proportional to 9,727.20, 14,589.36 and 3,153.96

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Solution

The fourth proportional to 9,727.20, 14,589.36 and 3,153.96 is: 4,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.20 : 14,589.36 = 3,153.96 : x
  2. Step 2: Convert to fraction form
    9,727.20/14,589.36 = 3,153.96/x
  3. Step 3: Cross multiply
    9,727.20x = 14,589.36 × 3,153.96
  4. Step 4: Simplify right side
    9,727.20x = 46,014,257.87
  5. Step 5: Solve for x
    x = 46,014,257.87/9,727.20
  6. Step 6: Final answer
    x = 4,730.47

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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.