Home / 7,406.46-11,109.60-3,403.35

Finding the Fourth Proportional to 7,406.46, 11,109.60 and 3,403.35

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Solution

The fourth proportional to 7,406.46, 11,109.60 and 3,403.35 is: 5,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.46 : 11,109.60 = 3,403.35 : x
  2. Step 2: Convert to fraction form
    7,406.46/11,109.60 = 3,403.35/x
  3. Step 3: Cross multiply
    7,406.46x = 11,109.60 × 3,403.35
  4. Step 4: Simplify right side
    7,406.46x = 37,809,857.16
  5. Step 5: Solve for x
    x = 37,809,857.16/7,406.46
  6. Step 6: Final answer
    x = 5,104.98

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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.