Home / 9,243.15-13,863.96-4,800.80

Finding the Fourth Proportional to 9,243.15, 13,863.96 and 4,800.80

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Solution

The fourth proportional to 9,243.15, 13,863.96 and 4,800.80 is: 7,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.15 : 13,863.96 = 4,800.80 : x
  2. Step 2: Convert to fraction form
    9,243.15/13,863.96 = 4,800.80/x
  3. Step 3: Cross multiply
    9,243.15x = 13,863.96 × 4,800.80
  4. Step 4: Simplify right side
    9,243.15x = 66,558,133.83
  5. Step 5: Solve for x
    x = 66,558,133.83/9,243.15
  6. Step 6: Final answer
    x = 7,200.81

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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.