Home / 3,630.60-5,445.90-1,033.56

Finding the Fourth Proportional to 3,630.60, 5,445.90 and 1,033.56

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Solution

The fourth proportional to 3,630.60, 5,445.90 and 1,033.56 is: 1,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.60 : 5,445.90 = 1,033.56 : x
  2. Step 2: Convert to fraction form
    3,630.60/5,445.90 = 1,033.56/x
  3. Step 3: Cross multiply
    3,630.60x = 5,445.90 × 1,033.56
  4. Step 4: Simplify right side
    3,630.60x = 5,628,664.40
  5. Step 5: Solve for x
    x = 5,628,664.40/3,630.60
  6. Step 6: Final answer
    x = 1,550.34

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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.