Home / 2,555.20-3,525.44-1,546.48

Finding the Fourth Proportional to 2,555.20, 3,525.44 and 1,546.48

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Solution

The fourth proportional to 2,555.20, 3,525.44 and 1,546.48 is: 2,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.20 : 3,525.44 = 1,546.48 : x
  2. Step 2: Convert to fraction form
    2,555.20/3,525.44 = 1,546.48/x
  3. Step 3: Cross multiply
    2,555.20x = 3,525.44 × 1,546.48
  4. Step 4: Simplify right side
    2,555.20x = 5,452,022.45
  5. Step 5: Solve for x
    x = 5,452,022.45/2,555.20
  6. Step 6: Final answer
    x = 2,133.70

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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.