Home / 3,288.12-4,923.54-2,308.92

Finding the Fourth Proportional to 3,288.12, 4,923.54 and 2,308.92

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Solution

The fourth proportional to 3,288.12, 4,923.54 and 2,308.92 is: 3,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.12 : 4,923.54 = 2,308.92 : x
  2. Step 2: Convert to fraction form
    3,288.12/4,923.54 = 2,308.92/x
  3. Step 3: Cross multiply
    3,288.12x = 4,923.54 × 2,308.92
  4. Step 4: Simplify right side
    3,288.12x = 11,368,059.98
  5. Step 5: Solve for x
    x = 11,368,059.98/3,288.12
  6. Step 6: Final answer
    x = 3,457.31

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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.