Home / 7,342.15-11,013.21-2,662.05

Finding the Fourth Proportional to 7,342.15, 11,013.21 and 2,662.05

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Solution

The fourth proportional to 7,342.15, 11,013.21 and 2,662.05 is: 3,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.15 : 11,013.21 = 2,662.05 : x
  2. Step 2: Convert to fraction form
    7,342.15/11,013.21 = 2,662.05/x
  3. Step 3: Cross multiply
    7,342.15x = 11,013.21 × 2,662.05
  4. Step 4: Simplify right side
    7,342.15x = 29,317,715.68
  5. Step 5: Solve for x
    x = 29,317,715.68/7,342.15
  6. Step 6: Final answer
    x = 3,993.07

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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.