Home / 5,533.12-7,635.36-3,049.12

Finding the Fourth Proportional to 5,533.12, 7,635.36 and 3,049.12

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Solution

The fourth proportional to 5,533.12, 7,635.36 and 3,049.12 is: 4,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.12 : 7,635.36 = 3,049.12 : x
  2. Step 2: Convert to fraction form
    5,533.12/7,635.36 = 3,049.12/x
  3. Step 3: Cross multiply
    5,533.12x = 7,635.36 × 3,049.12
  4. Step 4: Simplify right side
    5,533.12x = 23,281,128.88
  5. Step 5: Solve for x
    x = 23,281,128.88/5,533.12
  6. Step 6: Final answer
    x = 4,207.60

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1.5x scale

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.