Home / 5,533.21-7,635.36-3,175.30

Finding the Fourth Proportional to 5,533.21, 7,635.36 and 3,175.30

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Solution

The fourth proportional to 5,533.21, 7,635.36 and 3,175.30 is: 4,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.21 : 7,635.36 = 3,175.30 : x
  2. Step 2: Convert to fraction form
    5,533.21/7,635.36 = 3,175.30/x
  3. Step 3: Cross multiply
    5,533.21x = 7,635.36 × 3,175.30
  4. Step 4: Simplify right side
    5,533.21x = 24,244,558.61
  5. Step 5: Solve for x
    x = 24,244,558.61/5,533.21
  6. Step 6: Final answer
    x = 4,381.64

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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.