Home / 3,453.24-4,765.64-2,056.80

Finding the Fourth Proportional to 3,453.24, 4,765.64 and 2,056.80

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Solution

The fourth proportional to 3,453.24, 4,765.64 and 2,056.80 is: 2,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.24 : 4,765.64 = 2,056.80 : x
  2. Step 2: Convert to fraction form
    3,453.24/4,765.64 = 2,056.80/x
  3. Step 3: Cross multiply
    3,453.24x = 4,765.64 × 2,056.80
  4. Step 4: Simplify right side
    3,453.24x = 9,801,968.35
  5. Step 5: Solve for x
    x = 9,801,968.35/3,453.24
  6. Step 6: Final answer
    x = 2,838.48

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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.