Home / 3,293.40-4,544.88-1,801.28

Finding the Fourth Proportional to 3,293.40, 4,544.88 and 1,801.28

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Solution

The fourth proportional to 3,293.40, 4,544.88 and 1,801.28 is: 2,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.40 : 4,544.88 = 1,801.28 : x
  2. Step 2: Convert to fraction form
    3,293.40/4,544.88 = 1,801.28/x
  3. Step 3: Cross multiply
    3,293.40x = 4,544.88 × 1,801.28
  4. Step 4: Simplify right side
    3,293.40x = 8,186,601.45
  5. Step 5: Solve for x
    x = 8,186,601.45/3,293.40
  6. Step 6: Final answer
    x = 2,485.76

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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.