Home / 7,364.14-11,031.40-3,409.84

Finding the Fourth Proportional to 7,364.14, 11,031.40 and 3,409.84

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Solution

The fourth proportional to 7,364.14, 11,031.40 and 3,409.84 is: 5,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.14 : 11,031.40 = 3,409.84 : x
  2. Step 2: Convert to fraction form
    7,364.14/11,031.40 = 3,409.84/x
  3. Step 3: Cross multiply
    7,364.14x = 11,031.40 × 3,409.84
  4. Step 4: Simplify right side
    7,364.14x = 37,615,308.98
  5. Step 5: Solve for x
    x = 37,615,308.98/7,364.14
  6. Step 6: Final answer
    x = 5,107.90

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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.