Home / 1,757.99-2,425.29-1,618.09

Finding the Fourth Proportional to 1,757.99, 2,425.29 and 1,618.09

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Solution

The fourth proportional to 1,757.99, 2,425.29 and 1,618.09 is: 2,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.99 : 2,425.29 = 1,618.09 : x
  2. Step 2: Convert to fraction form
    1,757.99/2,425.29 = 1,618.09/x
  3. Step 3: Cross multiply
    1,757.99x = 2,425.29 × 1,618.09
  4. Step 4: Simplify right side
    1,757.99x = 3,924,337.50
  5. Step 5: Solve for x
    x = 3,924,337.50/1,757.99
  6. Step 6: Final answer
    x = 2,232.29

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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.