Home / 2,540.08-3,515.28-2,496.88

Finding the Fourth Proportional to 2,540.08, 3,515.28 and 2,496.88

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Solution

The fourth proportional to 2,540.08, 3,515.28 and 2,496.88 is: 3,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.08 : 3,515.28 = 2,496.88 : x
  2. Step 2: Convert to fraction form
    2,540.08/3,515.28 = 2,496.88/x
  3. Step 3: Cross multiply
    2,540.08x = 3,515.28 × 2,496.88
  4. Step 4: Simplify right side
    2,540.08x = 8,777,232.33
  5. Step 5: Solve for x
    x = 8,777,232.33/2,540.08
  6. Step 6: Final answer
    x = 3,455.49

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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.