Home / 4,750.56-7,126.44-1,629.72

Finding the Fourth Proportional to 4,750.56, 7,126.44 and 1,629.72

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Solution

The fourth proportional to 4,750.56, 7,126.44 and 1,629.72 is: 2,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.56 : 7,126.44 = 1,629.72 : x
  2. Step 2: Convert to fraction form
    4,750.56/7,126.44 = 1,629.72/x
  3. Step 3: Cross multiply
    4,750.56x = 7,126.44 × 1,629.72
  4. Step 4: Simplify right side
    4,750.56x = 11,614,101.80
  5. Step 5: Solve for x
    x = 11,614,101.80/4,750.56
  6. Step 6: Final answer
    x = 2,444.79

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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.