Home / 4,629.96-6,391.39-2,953.56

Finding the Fourth Proportional to 4,629.96, 6,391.39 and 2,953.56

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Solution

The fourth proportional to 4,629.96, 6,391.39 and 2,953.56 is: 4,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.96 : 6,391.39 = 2,953.56 : x
  2. Step 2: Convert to fraction form
    4,629.96/6,391.39 = 2,953.56/x
  3. Step 3: Cross multiply
    4,629.96x = 6,391.39 × 2,953.56
  4. Step 4: Simplify right side
    4,629.96x = 18,877,353.85
  5. Step 5: Solve for x
    x = 18,877,353.85/4,629.96
  6. Step 6: Final answer
    x = 4,077.22

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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.