Home / 2,005.32-2,759.94-1,757.28

Finding the Fourth Proportional to 2,005.32, 2,759.94 and 1,757.28

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Solution

The fourth proportional to 2,005.32, 2,759.94 and 1,757.28 is: 2,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.32 : 2,759.94 = 1,757.28 : x
  2. Step 2: Convert to fraction form
    2,005.32/2,759.94 = 1,757.28/x
  3. Step 3: Cross multiply
    2,005.32x = 2,759.94 × 1,757.28
  4. Step 4: Simplify right side
    2,005.32x = 4,849,987.36
  5. Step 5: Solve for x
    x = 4,849,987.36/2,005.32
  6. Step 6: Final answer
    x = 2,418.56

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1.5x scale

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.