Home / 1,809.19-2,689.96-1,735.37

Finding the Fourth Proportional to 1,809.19, 2,689.96 and 1,735.37

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Solution

The fourth proportional to 1,809.19, 2,689.96 and 1,735.37 is: 2,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.19 : 2,689.96 = 1,735.37 : x
  2. Step 2: Convert to fraction form
    1,809.19/2,689.96 = 1,735.37/x
  3. Step 3: Cross multiply
    1,809.19x = 2,689.96 × 1,735.37
  4. Step 4: Simplify right side
    1,809.19x = 4,668,086.57
  5. Step 5: Solve for x
    x = 4,668,086.57/1,809.19
  6. Step 6: Final answer
    x = 2,580.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.