Home / 4,269.14-6,403.70-1,670.26

Finding the Fourth Proportional to 4,269.14, 6,403.70 and 1,670.26

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Solution

The fourth proportional to 4,269.14, 6,403.70 and 1,670.26 is: 2,505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.14 : 6,403.70 = 1,670.26 : x
  2. Step 2: Convert to fraction form
    4,269.14/6,403.70 = 1,670.26/x
  3. Step 3: Cross multiply
    4,269.14x = 6,403.70 × 1,670.26
  4. Step 4: Simplify right side
    4,269.14x = 10,695,843.96
  5. Step 5: Solve for x
    x = 10,695,843.96/4,269.14
  6. Step 6: Final answer
    x = 2,505.39

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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.