Home / 3,350.08-5,021.54-1,789.12

Finding the Fourth Proportional to 3,350.08, 5,021.54 and 1,789.12

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Solution

The fourth proportional to 3,350.08, 5,021.54 and 1,789.12 is: 2,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.08 : 5,021.54 = 1,789.12 : x
  2. Step 2: Convert to fraction form
    3,350.08/5,021.54 = 1,789.12/x
  3. Step 3: Cross multiply
    3,350.08x = 5,021.54 × 1,789.12
  4. Step 4: Simplify right side
    3,350.08x = 8,984,137.64
  5. Step 5: Solve for x
    x = 8,984,137.64/3,350.08
  6. Step 6: Final answer
    x = 2,681.77

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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.