Home / 5,529.47-8,274.72-3,450.45

Finding the Fourth Proportional to 5,529.47, 8,274.72 and 3,450.45

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Solution

The fourth proportional to 5,529.47, 8,274.72 and 3,450.45 is: 5,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.47 : 8,274.72 = 3,450.45 : x
  2. Step 2: Convert to fraction form
    5,529.47/8,274.72 = 3,450.45/x
  3. Step 3: Cross multiply
    5,529.47x = 8,274.72 × 3,450.45
  4. Step 4: Simplify right side
    5,529.47x = 28,551,507.62
  5. Step 5: Solve for x
    x = 28,551,507.62/5,529.47
  6. Step 6: Final answer
    x = 5,163.52

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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.