Home / 5,533.66-8,301.24-1,638.88

Finding the Fourth Proportional to 5,533.66, 8,301.24 and 1,638.88

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Solution

The fourth proportional to 5,533.66, 8,301.24 and 1,638.88 is: 2,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.66 : 8,301.24 = 1,638.88 : x
  2. Step 2: Convert to fraction form
    5,533.66/8,301.24 = 1,638.88/x
  3. Step 3: Cross multiply
    5,533.66x = 8,301.24 × 1,638.88
  4. Step 4: Simplify right side
    5,533.66x = 13,604,736.21
  5. Step 5: Solve for x
    x = 13,604,736.21/5,533.66
  6. Step 6: Final answer
    x = 2,458.54

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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.