Home / 9,252.48-13,871.96-3,409.20

Finding the Fourth Proportional to 9,252.48, 13,871.96 and 3,409.20

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Solution

The fourth proportional to 9,252.48, 13,871.96 and 3,409.20 is: 5,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.48 : 13,871.96 = 3,409.20 : x
  2. Step 2: Convert to fraction form
    9,252.48/13,871.96 = 3,409.20/x
  3. Step 3: Cross multiply
    9,252.48x = 13,871.96 × 3,409.20
  4. Step 4: Simplify right side
    9,252.48x = 47,292,286.03
  5. Step 5: Solve for x
    x = 47,292,286.03/9,252.48
  6. Step 6: Final answer
    x = 5,111.31

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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.