Home / 3,073.69-4,241.28-1,814.80

Finding the Fourth Proportional to 3,073.69, 4,241.28 and 1,814.80

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Solution

The fourth proportional to 3,073.69, 4,241.28 and 1,814.80 is: 2,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.69 : 4,241.28 = 1,814.80 : x
  2. Step 2: Convert to fraction form
    3,073.69/4,241.28 = 1,814.80/x
  3. Step 3: Cross multiply
    3,073.69x = 4,241.28 × 1,814.80
  4. Step 4: Simplify right side
    3,073.69x = 7,697,074.94
  5. Step 5: Solve for x
    x = 7,697,074.94/3,073.69
  6. Step 6: Final answer
    x = 2,504.18

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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.