Home / 4,288.80-5,923.08-3,295.20

Finding the Fourth Proportional to 4,288.80, 5,923.08 and 3,295.20

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Solution

The fourth proportional to 4,288.80, 5,923.08 and 3,295.20 is: 4,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.80 : 5,923.08 = 3,295.20 : x
  2. Step 2: Convert to fraction form
    4,288.80/5,923.08 = 3,295.20/x
  3. Step 3: Cross multiply
    4,288.80x = 5,923.08 × 3,295.20
  4. Step 4: Simplify right side
    4,288.80x = 19,517,733.22
  5. Step 5: Solve for x
    x = 19,517,733.22/4,288.80
  6. Step 6: Final answer
    x = 4,550.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.