Home / 3,288.39-4,537.90-1,796.31

Finding the Fourth Proportional to 3,288.39, 4,537.90 and 1,796.31

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Solution

The fourth proportional to 3,288.39, 4,537.90 and 1,796.31 is: 2,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.39 : 4,537.90 = 1,796.31 : x
  2. Step 2: Convert to fraction form
    3,288.39/4,537.90 = 1,796.31/x
  3. Step 3: Cross multiply
    3,288.39x = 4,537.90 × 1,796.31
  4. Step 4: Simplify right side
    3,288.39x = 8,151,472.34
  5. Step 5: Solve for x
    x = 8,151,472.34/3,288.39
  6. Step 6: Final answer
    x = 2,478.87

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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.