Home / 11,268.80-16,904.80-3,475.52

Finding the Fourth Proportional to 11,268.80, 16,904.80 and 3,475.52

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Solution

The fourth proportional to 11,268.80, 16,904.80 and 3,475.52 is: 5,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.80 : 16,904.80 = 3,475.52 : x
  2. Step 2: Convert to fraction form
    11,268.80/16,904.80 = 3,475.52/x
  3. Step 3: Cross multiply
    11,268.80x = 16,904.80 × 3,475.52
  4. Step 4: Simplify right side
    11,268.80x = 58,752,970.50
  5. Step 5: Solve for x
    x = 58,752,970.50/11,268.80
  6. Step 6: Final answer
    x = 5,213.77

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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.