Home / 8,801.20-13,202.04-3,606.64

Finding the Fourth Proportional to 8,801.20, 13,202.04 and 3,606.64

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Solution

The fourth proportional to 8,801.20, 13,202.04 and 3,606.64 is: 5,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.20 : 13,202.04 = 3,606.64 : x
  2. Step 2: Convert to fraction form
    8,801.20/13,202.04 = 3,606.64/x
  3. Step 3: Cross multiply
    8,801.20x = 13,202.04 × 3,606.64
  4. Step 4: Simplify right side
    8,801.20x = 47,615,005.55
  5. Step 5: Solve for x
    x = 47,615,005.55/8,801.20
  6. Step 6: Final answer
    x = 5,410.06

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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.