Home / 4,228.08-6,342.10-1,629.19

Finding the Fourth Proportional to 4,228.08, 6,342.10 and 1,629.19

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Solution

The fourth proportional to 4,228.08, 6,342.10 and 1,629.19 is: 2,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.08 : 6,342.10 = 1,629.19 : x
  2. Step 2: Convert to fraction form
    4,228.08/6,342.10 = 1,629.19/x
  3. Step 3: Cross multiply
    4,228.08x = 6,342.10 × 1,629.19
  4. Step 4: Simplify right side
    4,228.08x = 10,332,485.90
  5. Step 5: Solve for x
    x = 10,332,485.90/4,228.08
  6. Step 6: Final answer
    x = 2,443.78

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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.