Home / 9,213.85-13,822.87-3,370.46

Finding the Fourth Proportional to 9,213.85, 13,822.87 and 3,370.46

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Solution

The fourth proportional to 9,213.85, 13,822.87 and 3,370.46 is: 5,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.85 : 13,822.87 = 3,370.46 : x
  2. Step 2: Convert to fraction form
    9,213.85/13,822.87 = 3,370.46/x
  3. Step 3: Cross multiply
    9,213.85x = 13,822.87 × 3,370.46
  4. Step 4: Simplify right side
    9,213.85x = 46,589,430.42
  5. Step 5: Solve for x
    x = 46,589,430.42/9,213.85
  6. Step 6: Final answer
    x = 5,056.46

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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.