Home / 5,021.88-6,929.33-2,896.92

Finding the Fourth Proportional to 5,021.88, 6,929.33 and 2,896.92

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Solution

The fourth proportional to 5,021.88, 6,929.33 and 2,896.92 is: 3,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.88 : 6,929.33 = 2,896.92 : x
  2. Step 2: Convert to fraction form
    5,021.88/6,929.33 = 2,896.92/x
  3. Step 3: Cross multiply
    5,021.88x = 6,929.33 × 2,896.92
  4. Step 4: Simplify right side
    5,021.88x = 20,073,700.18
  5. Step 5: Solve for x
    x = 20,073,700.18/5,021.88
  6. Step 6: Final answer
    x = 3,997.25

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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.