Home / 7,350.91-11,027.59-3,406.12

Finding the Fourth Proportional to 7,350.91, 11,027.59 and 3,406.12

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Solution

The fourth proportional to 7,350.91, 11,027.59 and 3,406.12 is: 5,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.91 : 11,027.59 = 3,406.12 : x
  2. Step 2: Convert to fraction form
    7,350.91/11,027.59 = 3,406.12/x
  3. Step 3: Cross multiply
    7,350.91x = 11,027.59 × 3,406.12
  4. Step 4: Simplify right side
    7,350.91x = 37,561,258.77
  5. Step 5: Solve for x
    x = 37,561,258.77/7,350.91
  6. Step 6: Final answer
    x = 5,109.74

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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.