Home / 7,441.70-11,157.07-3,548.84

Finding the Fourth Proportional to 7,441.70, 11,157.07 and 3,548.84

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Solution

The fourth proportional to 7,441.70, 11,157.07 and 3,548.84 is: 5,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.70 : 11,157.07 = 3,548.84 : x
  2. Step 2: Convert to fraction form
    7,441.70/11,157.07 = 3,548.84/x
  3. Step 3: Cross multiply
    7,441.70x = 11,157.07 × 3,548.84
  4. Step 4: Simplify right side
    7,441.70x = 39,594,656.30
  5. Step 5: Solve for x
    x = 39,594,656.30/7,441.70
  6. Step 6: Final answer
    x = 5,320.65

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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.