Home / 1,609.16-2,219.85-1,049.37

Finding the Fourth Proportional to 1,609.16, 2,219.85 and 1,049.37

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Solution

The fourth proportional to 1,609.16, 2,219.85 and 1,049.37 is: 1,447.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609.16 : 2,219.85 = 1,049.37 : x
  2. Step 2: Convert to fraction form
    1,609.16/2,219.85 = 1,049.37/x
  3. Step 3: Cross multiply
    1,609.16x = 2,219.85 × 1,049.37
  4. Step 4: Simplify right side
    1,609.16x = 2,329,443.99
  5. Step 5: Solve for x
    x = 2,329,443.99/1,609.16
  6. Step 6: Final answer
    x = 1,447.62

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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.