Home / 1,760.88-2,642.34-1,625.56

Finding the Fourth Proportional to 1,760.88, 2,642.34 and 1,625.56

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Solution

The fourth proportional to 1,760.88, 2,642.34 and 1,625.56 is: 2,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.88 : 2,642.34 = 1,625.56 : x
  2. Step 2: Convert to fraction form
    1,760.88/2,642.34 = 1,625.56/x
  3. Step 3: Cross multiply
    1,760.88x = 2,642.34 × 1,625.56
  4. Step 4: Simplify right side
    1,760.88x = 4,295,282.21
  5. Step 5: Solve for x
    x = 4,295,282.21/1,760.88
  6. Step 6: Final answer
    x = 2,439.28

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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.