Home / 7,507.30-11,263.22-3,996.71

Finding the Fourth Proportional to 7,507.30, 11,263.22 and 3,996.71

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Solution

The fourth proportional to 7,507.30, 11,263.22 and 3,996.71 is: 5,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.30 : 11,263.22 = 3,996.71 : x
  2. Step 2: Convert to fraction form
    7,507.30/11,263.22 = 3,996.71/x
  3. Step 3: Cross multiply
    7,507.30x = 11,263.22 × 3,996.71
  4. Step 4: Simplify right side
    7,507.30x = 45,015,824.01
  5. Step 5: Solve for x
    x = 45,015,824.01/7,507.30
  6. Step 6: Final answer
    x = 5,996.27

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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.