Home / 4,269.75-5,890.62-3,153.36

Finding the Fourth Proportional to 4,269.75, 5,890.62 and 3,153.36

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Solution

The fourth proportional to 4,269.75, 5,890.62 and 3,153.36 is: 4,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.75 : 5,890.62 = 3,153.36 : x
  2. Step 2: Convert to fraction form
    4,269.75/5,890.62 = 3,153.36/x
  3. Step 3: Cross multiply
    4,269.75x = 5,890.62 × 3,153.36
  4. Step 4: Simplify right side
    4,269.75x = 18,575,279.40
  5. Step 5: Solve for x
    x = 18,575,279.40/4,269.75
  6. Step 6: Final answer
    x = 4,350.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.