Home / 6,644.60-9,169.39-3,660.36

Finding the Fourth Proportional to 6,644.60, 9,169.39 and 3,660.36

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Solution

The fourth proportional to 6,644.60, 9,169.39 and 3,660.36 is: 5,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.60 : 9,169.39 = 3,660.36 : x
  2. Step 2: Convert to fraction form
    6,644.60/9,169.39 = 3,660.36/x
  3. Step 3: Cross multiply
    6,644.60x = 9,169.39 × 3,660.36
  4. Step 4: Simplify right side
    6,644.60x = 33,563,268.38
  5. Step 5: Solve for x
    x = 33,563,268.38/6,644.60
  6. Step 6: Final answer
    x = 5,051.21

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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.