Home / 3,962.68-5,468.40-2,261.48

Finding the Fourth Proportional to 3,962.68, 5,468.40 and 2,261.48

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Solution

The fourth proportional to 3,962.68, 5,468.40 and 2,261.48 is: 3,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.68 : 5,468.40 = 2,261.48 : x
  2. Step 2: Convert to fraction form
    3,962.68/5,468.40 = 2,261.48/x
  3. Step 3: Cross multiply
    3,962.68x = 5,468.40 × 2,261.48
  4. Step 4: Simplify right side
    3,962.68x = 12,366,677.23
  5. Step 5: Solve for x
    x = 12,366,677.23/3,962.68
  6. Step 6: Final answer
    x = 3,120.79

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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.