Home / 2,528.08-3,489.68-1,584.94

Finding the Fourth Proportional to 2,528.08, 3,489.68 and 1,584.94

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Solution

The fourth proportional to 2,528.08, 3,489.68 and 1,584.94 is: 2,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.08 : 3,489.68 = 1,584.94 : x
  2. Step 2: Convert to fraction form
    2,528.08/3,489.68 = 1,584.94/x
  3. Step 3: Cross multiply
    2,528.08x = 3,489.68 × 1,584.94
  4. Step 4: Simplify right side
    2,528.08x = 5,530,933.42
  5. Step 5: Solve for x
    x = 5,530,933.42/2,528.08
  6. Step 6: Final answer
    x = 2,187.80

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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.