Home / 4,240.53-5,853.47-3,453.21

Finding the Fourth Proportional to 4,240.53, 5,853.47 and 3,453.21

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Solution

The fourth proportional to 4,240.53, 5,853.47 and 3,453.21 is: 4,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.53 : 5,853.47 = 3,453.21 : x
  2. Step 2: Convert to fraction form
    4,240.53/5,853.47 = 3,453.21/x
  3. Step 3: Cross multiply
    4,240.53x = 5,853.47 × 3,453.21
  4. Step 4: Simplify right side
    4,240.53x = 20,213,243.87
  5. Step 5: Solve for x
    x = 20,213,243.87/4,240.53
  6. Step 6: Final answer
    x = 4,766.68

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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.