Home / 5,060.91-6,981.89-2,936.28

Finding the Fourth Proportional to 5,060.91, 6,981.89 and 2,936.28

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Solution

The fourth proportional to 5,060.91, 6,981.89 and 2,936.28 is: 4,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.91 : 6,981.89 = 2,936.28 : x
  2. Step 2: Convert to fraction form
    5,060.91/6,981.89 = 2,936.28/x
  3. Step 3: Cross multiply
    5,060.91x = 6,981.89 × 2,936.28
  4. Step 4: Simplify right side
    5,060.91x = 20,500,769.29
  5. Step 5: Solve for x
    x = 20,500,769.29/5,060.91
  6. Step 6: Final answer
    x = 4,050.81

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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.