Home / 1,689.19-2,533.82-593.62

Finding the Fourth Proportional to 1,689.19, 2,533.82 and 593.62

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Solution

The fourth proportional to 1,689.19, 2,533.82 and 593.62 is: 890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689.19 : 2,533.82 = 593.62 : x
  2. Step 2: Convert to fraction form
    1,689.19/2,533.82 = 593.62/x
  3. Step 3: Cross multiply
    1,689.19x = 2,533.82 × 593.62
  4. Step 4: Simplify right side
    1,689.19x = 1,504,126.23
  5. Step 5: Solve for x
    x = 1,504,126.23/1,689.19
  6. Step 6: Final answer
    x = 890.44

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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.