Home / 2,982.04-4,115.24-1,655.83

Finding the Fourth Proportional to 2,982.04, 4,115.24 and 1,655.83

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Solution

The fourth proportional to 2,982.04, 4,115.24 and 1,655.83 is: 2,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.04 : 4,115.24 = 1,655.83 : x
  2. Step 2: Convert to fraction form
    2,982.04/4,115.24 = 1,655.83/x
  3. Step 3: Cross multiply
    2,982.04x = 4,115.24 × 1,655.83
  4. Step 4: Simplify right side
    2,982.04x = 6,814,137.85
  5. Step 5: Solve for x
    x = 6,814,137.85/2,982.04
  6. Step 6: Final answer
    x = 2,285.06

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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.