Home / 5,331.26-7,353.18-3,914.50

Finding the Fourth Proportional to 5,331.26, 7,353.18 and 3,914.50

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Solution

The fourth proportional to 5,331.26, 7,353.18 and 3,914.50 is: 5,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.26 : 7,353.18 = 3,914.50 : x
  2. Step 2: Convert to fraction form
    5,331.26/7,353.18 = 3,914.50/x
  3. Step 3: Cross multiply
    5,331.26x = 7,353.18 × 3,914.50
  4. Step 4: Simplify right side
    5,331.26x = 28,784,023.11
  5. Step 5: Solve for x
    x = 28,784,023.11/5,331.26
  6. Step 6: Final answer
    x = 5,399.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.