Home / 7,410.28-11,115.24-3,026.56

Finding the Fourth Proportional to 7,410.28, 11,115.24 and 3,026.56

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Solution

The fourth proportional to 7,410.28, 11,115.24 and 3,026.56 is: 4,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.28 : 11,115.24 = 3,026.56 : x
  2. Step 2: Convert to fraction form
    7,410.28/11,115.24 = 3,026.56/x
  3. Step 3: Cross multiply
    7,410.28x = 11,115.24 × 3,026.56
  4. Step 4: Simplify right side
    7,410.28x = 33,640,940.77
  5. Step 5: Solve for x
    x = 33,640,940.77/7,410.28
  6. Step 6: Final answer
    x = 4,539.77

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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.