Home / 9,261.96-13,898.37-3,422.64

Finding the Fourth Proportional to 9,261.96, 13,898.37 and 3,422.64

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Solution

The fourth proportional to 9,261.96, 13,898.37 and 3,422.64 is: 5,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.96 : 13,898.37 = 3,422.64 : x
  2. Step 2: Convert to fraction form
    9,261.96/13,898.37 = 3,422.64/x
  3. Step 3: Cross multiply
    9,261.96x = 13,898.37 × 3,422.64
  4. Step 4: Simplify right side
    9,261.96x = 47,569,117.10
  5. Step 5: Solve for x
    x = 47,569,117.10/9,261.96
  6. Step 6: Final answer
    x = 5,135.97

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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.