Home / 7,353.41-11,023.91-3,190.28

Finding the Fourth Proportional to 7,353.41, 11,023.91 and 3,190.28

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Solution

The fourth proportional to 7,353.41, 11,023.91 and 3,190.28 is: 4,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.41 : 11,023.91 = 3,190.28 : x
  2. Step 2: Convert to fraction form
    7,353.41/11,023.91 = 3,190.28/x
  3. Step 3: Cross multiply
    7,353.41x = 11,023.91 × 3,190.28
  4. Step 4: Simplify right side
    7,353.41x = 35,169,359.59
  5. Step 5: Solve for x
    x = 35,169,359.59/7,353.41
  6. Step 6: Final answer
    x = 4,782.73

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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.