Home / 4,289.49-6,435.23-1,327.82

Finding the Fourth Proportional to 4,289.49, 6,435.23 and 1,327.82

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Solution

The fourth proportional to 4,289.49, 6,435.23 and 1,327.82 is: 1,992.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.49 : 6,435.23 = 1,327.82 : x
  2. Step 2: Convert to fraction form
    4,289.49/6,435.23 = 1,327.82/x
  3. Step 3: Cross multiply
    4,289.49x = 6,435.23 × 1,327.82
  4. Step 4: Simplify right side
    4,289.49x = 8,544,788.28
  5. Step 5: Solve for x
    x = 8,544,788.28/4,289.49
  6. Step 6: Final answer
    x = 1,992.03

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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.