Home / 5,089.88-7,634.70-2,750.92

Finding the Fourth Proportional to 5,089.88, 7,634.70 and 2,750.92

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Solution

The fourth proportional to 5,089.88, 7,634.70 and 2,750.92 is: 4,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.88 : 7,634.70 = 2,750.92 : x
  2. Step 2: Convert to fraction form
    5,089.88/7,634.70 = 2,750.92/x
  3. Step 3: Cross multiply
    5,089.88x = 7,634.70 × 2,750.92
  4. Step 4: Simplify right side
    5,089.88x = 21,002,448.92
  5. Step 5: Solve for x
    x = 21,002,448.92/5,089.88
  6. Step 6: Final answer
    x = 4,126.32

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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.