Home / 5,533.80-7,635.78-3,175.49

Finding the Fourth Proportional to 5,533.80, 7,635.78 and 3,175.49

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Solution

The fourth proportional to 5,533.80, 7,635.78 and 3,175.49 is: 4,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.80 : 7,635.78 = 3,175.49 : x
  2. Step 2: Convert to fraction form
    5,533.80/7,635.78 = 3,175.49/x
  3. Step 3: Cross multiply
    5,533.80x = 7,635.78 × 3,175.49
  4. Step 4: Simplify right side
    5,533.80x = 24,247,304.85
  5. Step 5: Solve for x
    x = 24,247,304.85/5,533.80
  6. Step 6: Final answer
    x = 4,381.67

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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.