Home / 4,544.82-6,815.40-1,423.80

Finding the Fourth Proportional to 4,544.82, 6,815.40 and 1,423.80

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Solution

The fourth proportional to 4,544.82, 6,815.40 and 1,423.80 is: 2,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.82 : 6,815.40 = 1,423.80 : x
  2. Step 2: Convert to fraction form
    4,544.82/6,815.40 = 1,423.80/x
  3. Step 3: Cross multiply
    4,544.82x = 6,815.40 × 1,423.80
  4. Step 4: Simplify right side
    4,544.82x = 9,703,766.52
  5. Step 5: Solve for x
    x = 9,703,766.52/4,544.82
  6. Step 6: Final answer
    x = 2,135.13

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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.