Home / 5,535.62-8,304.64-1,640.33

Finding the Fourth Proportional to 5,535.62, 8,304.64 and 1,640.33

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Solution

The fourth proportional to 5,535.62, 8,304.64 and 1,640.33 is: 2,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.62 : 8,304.64 = 1,640.33 : x
  2. Step 2: Convert to fraction form
    5,535.62/8,304.64 = 1,640.33/x
  3. Step 3: Cross multiply
    5,535.62x = 8,304.64 × 1,640.33
  4. Step 4: Simplify right side
    5,535.62x = 13,622,350.13
  5. Step 5: Solve for x
    x = 13,622,350.13/5,535.62
  6. Step 6: Final answer
    x = 2,460.85

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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.