Home / 1,341.99-2,013.39-1,109.83

Finding the Fourth Proportional to 1,341.99, 2,013.39 and 1,109.83

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Solution

The fourth proportional to 1,341.99, 2,013.39 and 1,109.83 is: 1,665.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.99 : 2,013.39 = 1,109.83 : x
  2. Step 2: Convert to fraction form
    1,341.99/2,013.39 = 1,109.83/x
  3. Step 3: Cross multiply
    1,341.99x = 2,013.39 × 1,109.83
  4. Step 4: Simplify right side
    1,341.99x = 2,234,520.62
  5. Step 5: Solve for x
    x = 2,234,520.62/1,341.99
  6. Step 6: Final answer
    x = 1,665.08

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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.