Home / 3,241.07-4,472.55-1,824.78

Finding the Fourth Proportional to 3,241.07, 4,472.55 and 1,824.78

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Solution

The fourth proportional to 3,241.07, 4,472.55 and 1,824.78 is: 2,518.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.07 : 4,472.55 = 1,824.78 : x
  2. Step 2: Convert to fraction form
    3,241.07/4,472.55 = 1,824.78/x
  3. Step 3: Cross multiply
    3,241.07x = 4,472.55 × 1,824.78
  4. Step 4: Simplify right side
    3,241.07x = 8,161,419.79
  5. Step 5: Solve for x
    x = 8,161,419.79/3,241.07
  6. Step 6: Final answer
    x = 2,518.13

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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.