Home / 7,529.70-11,296.35-3,630.90

Finding the Fourth Proportional to 7,529.70, 11,296.35 and 3,630.90

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Solution

The fourth proportional to 7,529.70, 11,296.35 and 3,630.90 is: 5,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.70 : 11,296.35 = 3,630.90 : x
  2. Step 2: Convert to fraction form
    7,529.70/11,296.35 = 3,630.90/x
  3. Step 3: Cross multiply
    7,529.70x = 11,296.35 × 3,630.90
  4. Step 4: Simplify right side
    7,529.70x = 41,015,917.22
  5. Step 5: Solve for x
    x = 41,015,917.22/7,529.70
  6. Step 6: Final answer
    x = 5,447.22

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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.