Home / 2,629.56-3,944.34-1,653.24

Finding the Fourth Proportional to 2,629.56, 3,944.34 and 1,653.24

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Solution

The fourth proportional to 2,629.56, 3,944.34 and 1,653.24 is: 2,479.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.56 : 3,944.34 = 1,653.24 : x
  2. Step 2: Convert to fraction form
    2,629.56/3,944.34 = 1,653.24/x
  3. Step 3: Cross multiply
    2,629.56x = 3,944.34 × 1,653.24
  4. Step 4: Simplify right side
    2,629.56x = 6,520,940.66
  5. Step 5: Solve for x
    x = 6,520,940.66/2,629.56
  6. Step 6: Final answer
    x = 2,479.86

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1.5x scale

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.