Home / 3,288.62-4,538.08-1,796.24

Finding the Fourth Proportional to 3,288.62, 4,538.08 and 1,796.24

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Solution

The fourth proportional to 3,288.62, 4,538.08 and 1,796.24 is: 2,478.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.62 : 4,538.08 = 1,796.24 : x
  2. Step 2: Convert to fraction form
    3,288.62/4,538.08 = 1,796.24/x
  3. Step 3: Cross multiply
    3,288.62x = 4,538.08 × 1,796.24
  4. Step 4: Simplify right side
    3,288.62x = 8,151,480.82
  5. Step 5: Solve for x
    x = 8,151,480.82/3,288.62
  6. Step 6: Final answer
    x = 2,478.69

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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.