Home / 3,445.34-5,169.14-1,365.92

Finding the Fourth Proportional to 3,445.34, 5,169.14 and 1,365.92

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Solution

The fourth proportional to 3,445.34, 5,169.14 and 1,365.92 is: 2,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.34 : 5,169.14 = 1,365.92 : x
  2. Step 2: Convert to fraction form
    3,445.34/5,169.14 = 1,365.92/x
  3. Step 3: Cross multiply
    3,445.34x = 5,169.14 × 1,365.92
  4. Step 4: Simplify right side
    3,445.34x = 7,060,631.71
  5. Step 5: Solve for x
    x = 7,060,631.71/3,445.34
  6. Step 6: Final answer
    x = 2,049.33

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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.