Home / 2,767.02-4,145.67-1,982.94

Finding the Fourth Proportional to 2,767.02, 4,145.67 and 1,982.94

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Solution

The fourth proportional to 2,767.02, 4,145.67 and 1,982.94 is: 2,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.02 : 4,145.67 = 1,982.94 : x
  2. Step 2: Convert to fraction form
    2,767.02/4,145.67 = 1,982.94/x
  3. Step 3: Cross multiply
    2,767.02x = 4,145.67 × 1,982.94
  4. Step 4: Simplify right side
    2,767.02x = 8,220,614.87
  5. Step 5: Solve for x
    x = 8,220,614.87/2,767.02
  6. Step 6: Final answer
    x = 2,970.93

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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.