Home / 4,641.64-6,403.37-3,228.73

Finding the Fourth Proportional to 4,641.64, 6,403.37 and 3,228.73

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Solution

The fourth proportional to 4,641.64, 6,403.37 and 3,228.73 is: 4,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.64 : 6,403.37 = 3,228.73 : x
  2. Step 2: Convert to fraction form
    4,641.64/6,403.37 = 3,228.73/x
  3. Step 3: Cross multiply
    4,641.64x = 6,403.37 × 3,228.73
  4. Step 4: Simplify right side
    4,641.64x = 20,674,720.67
  5. Step 5: Solve for x
    x = 20,674,720.67/4,641.64
  6. Step 6: Final answer
    x = 4,454.19

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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.