Home / 2,553.44-3,525.36-1,767.20

Finding the Fourth Proportional to 2,553.44, 3,525.36 and 1,767.20

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Solution

The fourth proportional to 2,553.44, 3,525.36 and 1,767.20 is: 2,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.44 : 3,525.36 = 1,767.20 : x
  2. Step 2: Convert to fraction form
    2,553.44/3,525.36 = 1,767.20/x
  3. Step 3: Cross multiply
    2,553.44x = 3,525.36 × 1,767.20
  4. Step 4: Simplify right side
    2,553.44x = 6,230,016.19
  5. Step 5: Solve for x
    x = 6,230,016.19/2,553.44
  6. Step 6: Final answer
    x = 2,439.85

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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.