Home / 1,800.45-2,484.56-1,101.83

Finding the Fourth Proportional to 1,800.45, 2,484.56 and 1,101.83

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Solution

The fourth proportional to 1,800.45, 2,484.56 and 1,101.83 is: 1,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.45 : 2,484.56 = 1,101.83 : x
  2. Step 2: Convert to fraction form
    1,800.45/2,484.56 = 1,101.83/x
  3. Step 3: Cross multiply
    1,800.45x = 2,484.56 × 1,101.83
  4. Step 4: Simplify right side
    1,800.45x = 2,737,553.08
  5. Step 5: Solve for x
    x = 2,737,553.08/1,800.45
  6. Step 6: Final answer
    x = 1,520.48

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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.