Home / 4,087.12-5,637.68-2,493.04

Finding the Fourth Proportional to 4,087.12, 5,637.68 and 2,493.04

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Solution

The fourth proportional to 4,087.12, 5,637.68 and 2,493.04 is: 3,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.12 : 5,637.68 = 2,493.04 : x
  2. Step 2: Convert to fraction form
    4,087.12/5,637.68 = 2,493.04/x
  3. Step 3: Cross multiply
    4,087.12x = 5,637.68 × 2,493.04
  4. Step 4: Simplify right side
    4,087.12x = 14,054,961.75
  5. Step 5: Solve for x
    x = 14,054,961.75/4,087.12
  6. Step 6: Final answer
    x = 3,438.84

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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.