Home / 5,189.52-7,786.68-2,594.16

Finding the Fourth Proportional to 5,189.52, 7,786.68 and 2,594.16

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Solution

The fourth proportional to 5,189.52, 7,786.68 and 2,594.16 is: 3,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.52 : 7,786.68 = 2,594.16 : x
  2. Step 2: Convert to fraction form
    5,189.52/7,786.68 = 2,594.16/x
  3. Step 3: Cross multiply
    5,189.52x = 7,786.68 × 2,594.16
  4. Step 4: Simplify right side
    5,189.52x = 20,199,893.79
  5. Step 5: Solve for x
    x = 20,199,893.79/5,189.52
  6. Step 6: Final answer
    x = 3,892.44

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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.